diff --git a/.env.meanjin-one b/.env.meanjin-one
index b27a053a..f0aae58b 100644
--- a/.env.meanjin-one
+++ b/.env.meanjin-one
@@ -1,3 +1,4 @@
 LACUNA_ASSETS_URL=https://assets.tlecommunity.com/
 LACUNA_SERVER_URL=https://meanjin-one.tlecommunity.com/
 LACUNA_API_KEY=anonymous # We don't have one yet because the server hasn't been deployed yet!
+LACUNA_SENTRY_DSN=https://46fc9c0a89ceb48924cafdc030fd4e50@o4512052586676224.ingest.de.sentry.io/4512052589822032
diff --git a/.gitignore b/.gitignore
index e754d5b3..4173d861 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,6 @@ dist/
 coverage/
 
 .env.local
+
+# Sentry Config File
+.env.sentry-build-plugin
diff --git a/app/components/errorBoundary.tsx b/app/components/errorBoundary.tsx
index 9b457dcb..b9bc6f4c 100644
--- a/app/components/errorBoundary.tsx
+++ b/app/components/errorBoundary.tsx
@@ -1,6 +1,6 @@
-import React, { ErrorInfo } from 'react';
-
-import YAHOO from 'app/shims/yahoo';
+import React from 'react';
+import * as Sentry from '@sentry/react';
+import WindowsStore from 'app/stores/windows';
 
 type Props = {
   children: React.ReactNode;
@@ -22,32 +22,9 @@ class ErrorBoundary extends React.Component<Props, State> {
     return { hasError: true };
   }
 
-  componentDidCatch(error: Error, errorInfo: ErrorInfo) {
-    console.error('Error info', errorInfo);
-    YAHOO.lacuna.Game.QuickDialog(
-      {
-        width: '500px',
-        text: [
-          '<p>A client error has occurred. <br>Please report this on <a target="_blank" href="https://github.com/tlecommunity/app/issues">the support forums</a>, and include the data below:</p>',
-          '<textarea style="width: 100%; height: 300px;" id="internalErrorMessageText" readonly="readonly" onclick="this.select()">',
-          error.toString(),
-          '\n',
-          error.stack,
-          '</textarea>',
-        ].join(''),
-        buttons: [
-          {
-            text: 'Close',
-            handler() {
-              // @ts-expect-error YUI typing issue
-              this.hide();
-            },
-          },
-        ],
-      },
-      null,
-      null
-    );
+  componentDidCatch(error: Error) {
+    Sentry.captureException(error);
+    WindowsStore.add('errorInfo', { error });
   }
 
   render() {
diff --git a/app/components/errorInfo.tsx b/app/components/errorInfo.tsx
new file mode 100644
index 00000000..18c8d0ab
--- /dev/null
+++ b/app/components/errorInfo.tsx
@@ -0,0 +1,26 @@
+import { ErrorInfoWindowOptions } from 'app/interfaces';
+import React from 'react';
+
+type Props = {
+  options: ErrorInfoWindowOptions;
+};
+
+const ErrorInfo: React.FunctionComponent<Props> = ({ options: { error } }) => (
+  <div style={{ maxHeight: 300, overflowY: 'auto' }}>
+    <div className='block mb-2'>
+      A client error has occurred. <br />
+      Please report this on{' '}
+      <a target='_blank' href='https://github.com/tlecommunity/app/issues'>
+        the support forums
+      </a>
+      , and include the data below:
+    </div>
+    <div className='box'>
+      <div className='content'>
+        <pre>{`${error.toString()}\n${error.stack}`}</pre>
+      </div>
+    </div>
+  </div>
+);
+
+export default ErrorInfo;
diff --git a/app/components/menu/windowManager.tsx b/app/components/menu/windowManager.tsx
index 09bdd2a0..eee39f80 100644
--- a/app/components/menu/windowManager.tsx
+++ b/app/components/menu/windowManager.tsx
@@ -70,6 +70,7 @@ import ThemeParkWindow from 'app/components/themePark';
 import WasteExchangerWindow from 'app/components/wasteExchanger';
 import WasteRecyclingWindow from 'app/components/wasteRecycling';
 import WaterStorageWindow from 'app/components/waterStorage';
+import ErrorInfoWindow from 'app/components/errorInfo';
 
 import { WindowDefinition } from 'app/interfaces';
 import { BUILDING_WINDOW_WIDTH } from 'app/constants';
@@ -662,6 +663,15 @@ export const WindowMap: Record<string, WindowDefinition> = {
       height: 'auto',
     },
   },
+
+  errorInfo: {
+    component: ErrorInfoWindow,
+    config: {
+      title: 'Error',
+      width: 800,
+      height: 'auto',
+    },
+  },
 };
 
 const WindowManager: React.FunctionComponent = () => (
diff --git a/app/environment.ts b/app/environment.ts
index 0f56531f..e2e5c6ee 100644
--- a/app/environment.ts
+++ b/app/environment.ts
@@ -13,6 +13,10 @@ const environment = {
     return util.ensureTrailingSlash(import.meta.env.LACUNA_SERVER_URL);
   },
 
+  getSentryDsn() {
+    return import.meta.env.LACUNA_SENTRY_DSN;
+  },
+
   isDevelopment() {
     return window.location.hostname === 'localhost';
   },
diff --git a/app/interfaces/window.ts b/app/interfaces/window.ts
index 6e067c33..590d265b 100644
--- a/app/interfaces/window.ts
+++ b/app/interfaces/window.ts
@@ -26,6 +26,7 @@ export type WindowType =
   | 'resources'
   | 'speciesCreator'
   | 'speciesDesigner'
+  | 'errorInfo'
   | BuildingWindowType;
 
 //
@@ -164,6 +165,10 @@ export interface BuilderWindowOptions {
   y: number;
 }
 
+export interface ErrorInfoWindowOptions {
+  error: Error;
+}
+
 export interface WindowConfig {
   title: string;
   width: number;
diff --git a/app/load.ts b/app/load.ts
index d64f02ca..2580b4d0 100644
--- a/app/load.ts
+++ b/app/load.ts
@@ -16,6 +16,20 @@ import 'app/yui/createSpecies';
 import 'app/yui/createEmpire';
 import 'app/yui/login';
 
+import * as Sentry from '@sentry/react';
+import environment from './environment';
+
+if (!environment.isDevelopment() && environment.getSentryDsn()) {
+  Sentry.init({
+    dsn: environment.getSentryDsn(),
+    dataCollection: {
+      // Disable user info tracking
+      userInfo: false,
+      httpBodies: [],
+    },
+  });
+}
+
 const init = () => {
   // Start everything!
   YAHOO.util.Event.throwErrors = true;
diff --git a/app/stores/windows.ts b/app/stores/windows.ts
index 55e207d4..f5dd4d17 100644
--- a/app/stores/windows.ts
+++ b/app/stores/windows.ts
@@ -9,6 +9,7 @@ import {
   BuildingWindowType,
   CaptchaWindowOptions,
   EmpireInfoWindowOptions,
+  ErrorInfoWindowOptions,
   ForgotPasswordWindowOptions,
   InboxWindowOptions,
   ResourcesWindowOptions,
@@ -73,6 +74,7 @@ class WindowsStore {
   add(type: 'empireInfo', options: EmpireInfoWindowOptions): void;
   add(type: 'allianceInfo', options: AllianceInfoWindowOptions): void;
   add(type: 'forgotPassword', options?: ForgotPasswordWindowOptions): void;
+  add(type: 'errorInfo', options: ErrorInfoWindowOptions): void;
   add(type: WindowType, options = {}) {
     // If there is an existing window type, we replace it because we only want
     // one of each type of window on screen at a given time.
@@ -182,10 +184,12 @@ class WindowsStore {
   }
 
   isOpen(type: WindowType) {
-    return Boolean(_.chain(this.windows)
-      .filter((w) => type === w.type)
-      .first()
-      .value());
+    return Boolean(
+      _.chain(this.windows)
+        .filter((w) => type === w.type)
+        .first()
+        .value()
+    );
   }
 }
 
diff --git a/package-lock.json b/package-lock.json
index adaebbe8..b7b03010 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "0.0.1",
       "dependencies": {
         "@fortawesome/fontawesome-free": "^6.7.2",
+        "@sentry/react": "^10.73.0",
         "@tanstack/react-query": "^5.102.8",
         "@tlecommunity/client": "^1.7.0",
         "bulma": "^1.0.4",
@@ -31,6 +32,7 @@
       },
       "devDependencies": {
         "@babel/core": "^7.29.7",
+        "@sentry/vite-plugin": "^5.4.0",
         "@tanstack/react-query-devtools": "^5.102.8",
         "@testing-library/jest-dom": "^7.0.1",
         "@testing-library/react": "^16.3.3",
@@ -2600,6 +2602,490 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@sentry/browser": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/browser/-/browser-10.73.0.tgz",
+      "integrity": "sha512-HqTe1S5RrWLufhX2LaFP3yNoMxfNDroh120bq1zdGHZfFDBMJQ0CDXxHO+L4UJfQ5dWdCCzWbXIAiZuWGa/DFQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/browser-utils": "10.73.0",
+        "@sentry/conventions": "^0.16.0",
+        "@sentry/core": "10.73.0",
+        "@sentry/feedback": "10.73.0",
+        "@sentry/replay": "10.73.0",
+        "@sentry/replay-canvas": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/browser-utils": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/browser-utils/-/browser-utils-10.73.0.tgz",
+      "integrity": "sha512-qQygxJZ+RV779+iL1+lrJ4f4sZLgbgW0/JWPNp0YlcEAE62yCsdKbqoTEjB/EugdS4mSjBMX0chZC6rblu2Ycw==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/conventions": "^0.16.0",
+        "@sentry/core": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/bundler-plugins/-/bundler-plugins-10.73.0.tgz",
+      "integrity": "sha512-4X5m2hoqgKO6SxHR7MF9QnvxPNk0hwTJFixDJ/pzQGVM+C34j/rSabouBqd0M+ZdxFeAt/9kA5X0TyeceNo9YQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@babel/core": "^7.18.5",
+        "@sentry/cli": "^2.58.6",
+        "@sentry/core": "10.73.0",
+        "dotenv": "^17.4.2",
+        "find-up": "^5.0.0",
+        "glob": "^13.0.6",
+        "magic-string": "~0.30.8"
+      },
+      "engines": {
+        "node": ">= 18"
+      },
+      "peerDependencies": {
+        "rollup": ">=3.2.0",
+        "webpack": ">=5.0.0"
+      },
+      "peerDependenciesMeta": {
+        "rollup": {
+          "optional": true
+        },
+        "webpack": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/balanced-match": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-4.0.4.tgz",
+      "integrity": "sha512-BLrgEcRTwX2o6gGxGOCNyMvGSp35YofuYzw9h1IMTRmKqttAZZVU67bdb9Pr2vUHA8+j3i2tJfjO6C6+4myGTA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": "18 || 20 || >=22"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/brace-expansion": {
+      "version": "5.0.9",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-5.0.9.tgz",
+      "integrity": "sha512-ScQ4IuvIEF1TMlP7Zt+vjJ//9zlPb2SDcxWxM3bk8s6t6GGdJ7KO1dCcTidOPJKePW30LE/2cT7wCyPho9/Wxg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "balanced-match": "^4.0.2"
+      },
+      "engines": {
+        "node": "20 || >=22"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/find-up": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-5.0.0.tgz",
+      "integrity": "sha512-78/PXT1wlLLDgTzDs7sjq9hzz0vXD+zn+7wypEe4fXQxCmdmqfGsEPQxmiCSQI3ajFV91bVSsvNtrJRiW6nGng==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "locate-path": "^6.0.0",
+        "path-exists": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/glob": {
+      "version": "13.0.6",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-13.0.6.tgz",
+      "integrity": "sha512-Wjlyrolmm8uDpm/ogGyXZXb1Z+Ca2B8NbJwqBVg0axK9GbBeoS7yGV6vjXnYdGm6X53iehEuxxbyiKp8QmN4Vw==",
+      "dev": true,
+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "minimatch": "^10.2.2",
+        "minipass": "^7.1.3",
+        "path-scurry": "^2.0.2"
+      },
+      "engines": {
+        "node": "18 || 20 || >=22"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/locate-path": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-6.0.0.tgz",
+      "integrity": "sha512-iPZK6eYjbxRu3uB4/WZ3EsEIMJFMqAoopl3R+zuq0UjcAm/MO6KCweDgPfP3elTztoKP3KtnVHxTn2NHBSDVUw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "p-locate": "^5.0.0"
+      },
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+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/lru-cache": {
+      "version": "11.5.2",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-11.5.2.tgz",
+      "integrity": "sha512-4pfM1Ff0x50o0tQwb5ucw/RzNyD0/YJME6IVcStalZuMWxdt3sR3huStTtxz4PUmvZfRguvDejasvQ2kifR11g==",
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+      "license": "BlueOak-1.0.0",
+      "engines": {
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+      }
+    },
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+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-10.2.6.tgz",
+      "integrity": "sha512-vpLQEs+VLCr1nU0BXS07maYoFwlDAH0gngQuuttxIwutDFEMHq2blX+8vpgxDdK3J1PwjCJiep77OitTZ4Ll1A==",
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+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "brace-expansion": "^5.0.8"
+      },
+      "engines": {
+        "node": "18 || 20 || >=22"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/p-locate": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-5.0.0.tgz",
+      "integrity": "sha512-LaNjtRWUBY++zB5nE/NwcaoMylSPk+S+ZHNB1TzdbMJMny6dynpAGt7X/tl/QYq3TIeE6nxHppbo2LGymrG5Pw==",
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+      "license": "MIT",
+      "dependencies": {
+        "p-limit": "^3.0.2"
+      },
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+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@sentry/bundler-plugins/node_modules/path-scurry": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-2.0.2.tgz",
+      "integrity": "sha512-3O/iVVsJAPsOnpwWIeD+d6z/7PmqApyQePUtCndjatj/9I5LylHvt5qluFaBT3I5h3r1ejfR056c+FCv+NnNXg==",
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+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "lru-cache": "^11.0.0",
+        "minipass": "^7.1.2"
+      },
+      "engines": {
+        "node": "18 || 20 || >=22"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/@sentry/cli": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli/-/cli-2.58.6.tgz",
+      "integrity": "sha512-baBcNPLLfUi9WuL+Tpri9BFaAdvugZIKelC5X0tt0Zdy+K0K+PCVSrnNmwMWU/HyaF/SEv6b6UHnXIdqanBlcg==",
+      "dev": true,
+      "hasInstallScript": true,
+      "license": "FSL-1.1-MIT",
+      "dependencies": {
+        "https-proxy-agent": "^5.0.0",
+        "node-fetch": "^2.6.7",
+        "progress": "^2.0.3",
+        "proxy-from-env": "^1.1.0",
+        "which": "^2.0.2"
+      },
+      "bin": {
+        "sentry-cli": "bin/sentry-cli"
+      },
+      "engines": {
+        "node": ">= 10"
+      },
+      "optionalDependencies": {
+        "@sentry/cli-darwin": "2.58.6",
+        "@sentry/cli-linux-arm": "2.58.6",
+        "@sentry/cli-linux-arm64": "2.58.6",
+        "@sentry/cli-linux-i686": "2.58.6",
+        "@sentry/cli-linux-x64": "2.58.6",
+        "@sentry/cli-win32-arm64": "2.58.6",
+        "@sentry/cli-win32-i686": "2.58.6",
+        "@sentry/cli-win32-x64": "2.58.6"
+      }
+    },
+    "node_modules/@sentry/cli-darwin": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-darwin/-/cli-darwin-2.58.6.tgz",
+      "integrity": "sha512-udAVvcyfNa0R+95GvPz/+43/N3TC0TYKdkQ7D7jhPSzbcMc7l2fxRNN5yB3UpCA5fWFnW4toeaqwDBhb/Wh3LA==",
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-linux-arm": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-linux-arm/-/cli-linux-arm-2.58.6.tgz",
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+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "linux",
+        "freebsd",
+        "android"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-linux-arm64": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-linux-arm64/-/cli-linux-arm64-2.58.6.tgz",
+      "integrity": "sha512-q8mEcNNmeXMy5i+jWT30TVpH7LcP4HD21CD5XRSPAd/a912HF6EpK0ybf/1USO14WOhoXbAGi9txwaWabSe33g==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "linux",
+        "freebsd",
+        "android"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
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+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-linux-i686/-/cli-linux-i686-2.58.6.tgz",
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+      "cpu": [
+        "x86",
+        "ia32"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "linux",
+        "freebsd",
+        "android"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-linux-x64": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-linux-x64/-/cli-linux-x64-2.58.6.tgz",
+      "integrity": "sha512-DZu956Mhi3ZRjTBe1WdbGV46ldVbA8d2rgp/fh51GsI25zjBHah4wZnPTSzpc+YqxU6pJpg579B/r3jrIK530Q==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "linux",
+        "freebsd",
+        "android"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-win32-arm64": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-win32-arm64/-/cli-win32-arm64-2.58.6.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-win32-i686": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-win32-i686/-/cli-win32-i686-2.58.6.tgz",
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+      "cpu": [
+        "x86",
+        "ia32"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli-win32-x64": {
+      "version": "2.58.6",
+      "resolved": "https://registry.npmjs.org/@sentry/cli-win32-x64/-/cli-win32-x64-2.58.6.tgz",
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+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "FSL-1.1-MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/@sentry/cli/node_modules/agent-base": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.2.tgz",
+      "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "debug": "4"
+      },
+      "engines": {
+        "node": ">= 6.0.0"
+      }
+    },
+    "node_modules/@sentry/cli/node_modules/https-proxy-agent": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-5.0.1.tgz",
+      "integrity": "sha512-dFcAjpTQFgoLMzC2VwU+C/CbS7uRL0lWmxDITmqm7C+7F0Odmj6s9l6alZc6AELXhrnggM2CeWSXHGOdX2YtwA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "agent-base": "6",
+        "debug": "4"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
+    "node_modules/@sentry/conventions": {
+      "version": "0.16.0",
+      "resolved": "https://registry.npmjs.org/@sentry/conventions/-/conventions-0.16.0.tgz",
+      "integrity": "sha512-fO9PLmHdVURcSPUpWCItWAtgKiMwGdJHbovoSEyLplX5sxs2ugvI4CBPTrkkgqhObnZOD0CnWBKDzSVQYBKEyQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=14"
+      }
+    },
+    "node_modules/@sentry/core": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/core/-/core-10.73.0.tgz",
+      "integrity": "sha512-FLO1UgH19RyasVpofu612WCOgb2nEH0dZy+R72d7p65XU9i0wxlMKm3+sgfwKmiSJp1Qhilaaxs4Jg6BbiM5HA==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/conventions": "^0.16.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/feedback": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/feedback/-/feedback-10.73.0.tgz",
+      "integrity": "sha512-D6nSngX+e46Mae2/oh2bxBvxNK1z2NERbuMAhB5sx9x4xMBWIyGnYYTECehvEqV9+AqGAgxxhOZoYIG3AmRwww==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/core": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/react": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/react/-/react-10.73.0.tgz",
+      "integrity": "sha512-wJrzS98ddPvhGS/MKNHZyE8X7ecd4KwKdz7fHino2qkqBBrF4cxWr+q/uLTIk5PYWMkeJ4oKMjHAjOqmzGR4tg==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/browser": "10.73.0",
+        "@sentry/conventions": "^0.16.0",
+        "@sentry/core": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "react": "^16.14.0 || 17.x || 18.x || 19.x"
+      }
+    },
+    "node_modules/@sentry/replay": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/replay/-/replay-10.73.0.tgz",
+      "integrity": "sha512-nN2wjN/Y0J5BOJV5hqRHUEBfxwUsipp1PKjcDHh6Fpxnrtfldu3Y99E8cQInseo5heFdzEvrOHBBrqWZXOHVKQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/browser-utils": "10.73.0",
+        "@sentry/core": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/replay-canvas": {
+      "version": "10.73.0",
+      "resolved": "https://registry.npmjs.org/@sentry/replay-canvas/-/replay-canvas-10.73.0.tgz",
+      "integrity": "sha512-sxa2lKkHPfF/j5xFpW7gocthWXRqyoHz8KCPy6yGc8plT477nl57iGSKhQDYsx1Ny10TLjs7YkIuPP1GY/Ax2Q==",
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/core": "10.73.0",
+        "@sentry/replay": "10.73.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@sentry/vite-plugin": {
+      "version": "5.4.0",
+      "resolved": "https://registry.npmjs.org/@sentry/vite-plugin/-/vite-plugin-5.4.0.tgz",
+      "integrity": "sha512-fFJgCxs5hDyAm9BbZJ+LbA+LK2tjX5OoD0v0ARU4StR6KQmGUduoPs69yJ9AfqZ0om3Rlp5JDliiwFcNkasORA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@sentry/bundler-plugins": "^10.64.0"
+      },
+      "engines": {
+        "node": ">= 18"
+      }
+    },
     "node_modules/@sinclair/typebox": {
       "version": "0.34.52",
       "resolved": "https://registry.npmjs.org/@sinclair/typebox/-/typebox-0.34.52.tgz",
@@ -4388,6 +4874,19 @@
       "integrity": "sha512-CBzequt8IJiKV8fav4tn0qA9KSiZ76w3C2EkyfC8+df6UGNcZJRfvfBcRzLW39eGeETcunkOvvRBj/gKXIdULw==",
       "license": "MIT"
     },
+    "node_modules/dotenv": {
+      "version": "17.4.2",
+      "resolved": "https://registry.npmjs.org/dotenv/-/dotenv-17.4.2.tgz",
+      "integrity": "sha512-nI4U3TottKAcAD9LLud4Cb7b2QztQMUEfHbvhTH09bqXTxnSie8WnjPALV/WMCrJZ6UV/qHJ6L03OqO3LcdYZw==",
+      "dev": true,
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/eastasianwidth": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
@@ -6620,6 +7119,16 @@
         "lz-string": "bin/bin.js"
       }
     },
+    "node_modules/magic-string": {
+      "version": "0.30.21",
+      "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.21.tgz",
+      "integrity": "sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@jridgewell/sourcemap-codec": "^1.5.5"
+      }
+    },
     "node_modules/make-dir": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-4.0.0.tgz",
@@ -7436,6 +7945,52 @@
       "license": "MIT",
       "optional": true
     },
+    "node_modules/node-fetch": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
+      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "whatwg-url": "^5.0.0"
+      },
+      "engines": {
+        "node": "4.x || >=6.0.0"
+      },
+      "peerDependencies": {
+        "encoding": "^0.1.0"
+      },
+      "peerDependenciesMeta": {
+        "encoding": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/node-fetch/node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/node-fetch/node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==",
+      "dev": true,
+      "license": "BSD-2-Clause"
+    },
+    "node_modules/node-fetch/node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "node_modules/node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",
@@ -7881,6 +8436,16 @@
       "license": "MIT",
       "peer": true
     },
+    "node_modules/progress": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/progress/-/progress-2.0.3.tgz",
+      "integrity": "sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/prop-types": {
       "version": "15.8.1",
       "resolved": "https://registry.npmjs.org/prop-types/-/prop-types-15.8.1.tgz",
@@ -7917,6 +8482,13 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/punycode": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
diff --git a/package.json b/package.json
index 2440b5b6..f76fb93f 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
   "homepage": "https://github.com/tlecommunity/app",
   "dependencies": {
     "@fortawesome/fontawesome-free": "^6.7.2",
+    "@sentry/react": "^10.73.0",
     "@tanstack/react-query": "^5.102.8",
     "@tlecommunity/client": "^1.7.0",
     "bulma": "^1.0.4",
@@ -47,6 +48,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.29.7",
+    "@sentry/vite-plugin": "^5.4.0",
     "@tanstack/react-query-devtools": "^5.102.8",
     "@testing-library/jest-dom": "^7.0.1",
     "@testing-library/react": "^16.3.3",
@@ -77,6 +79,7 @@
     "esbuild@0.28.2": true,
     "core-js-pure@3.25.0": true,
     "unrs-resolver@1.12.2": true,
-    "@parcel/watcher@2.6.0": true
+    "@parcel/watcher@2.6.0": true,
+    "@sentry/cli@2.58.6": true
   }
 }
diff --git a/vite.config.ts b/vite.config.ts
index 124166d6..83c76966 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -1,23 +1,39 @@
+import { sentryVitePlugin } from '@sentry/vite-plugin';
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
 
-export default defineConfig({
+export default defineConfig(({ mode }) => ({
   base: '/app/',
+
   resolve: {
     alias: [
       { find: 'app', replacement: '/app' },
       { find: 'test', replacement: '/test' },
     ],
   },
+
   envPrefix: 'LACUNA_',
-  plugins: [react({ jsxRuntime: 'classic' })],
+
+  plugins: [
+    react({ jsxRuntime: 'classic' }),
+    sentryVitePlugin({
+      org: 'tle-community',
+      project: 'app',
+      disable: mode !== 'meanjin-one',
+      telemetry: false,
+    }),
+  ],
+
   server: {
     port: 3000,
   },
+
   // TODO - consider bundle splitting
   build: {
     chunkSizeWarningLimit: 5000,
+    sourcemap: true,
   },
+
   css: {
     preprocessorOptions: {
       scss: {
@@ -25,4 +41,4 @@ export default defineConfig({
       },
     },
   },
-});
+}));