diff --git a/packages/vitest/src/reporters/renderers/diff.ts b/packages/vitest/src/reporters/renderers/diff.ts
index 19f707d64..fc5fce55c 100644
--- a/packages/vitest/src/reporters/renderers/diff.ts
+++ b/packages/vitest/src/reporters/renderers/diff.ts
@@ -22,30 +22,25 @@ export async function printError(error: unknown, ctx: Vitest) {
 
   const stacks = parseStacktrace(e)
 
-  if (!stacks.length) {
-    ctx.console.error(e)
-  }
-  else {
-    await interpretSourcePos(stacks, ctx)
+  await interpretSourcePos(stacks, ctx)
 
-    const nearest = stacks.find(stack =>
-      ctx.server.moduleGraph.getModuleById(stack.file)
+  const nearest = stacks.find(stack =>
+    ctx.server.moduleGraph.getModuleById(stack.file)
       && existsSync(stack.file),
-    )
+  )
 
-    printErrorMessage(e)
-    await printStack(ctx, stacks, nearest, async(s, pos) => {
-      if (s === nearest && nearest) {
-        const sourceCode = await fs.readFile(nearest.file, 'utf-8')
-        ctx.log(c.yellow(generateCodeFrame(sourceCode, 4, pos)))
-      }
-    })
-  }
+  printErrorMessage(e, ctx.console)
+  await printStack(ctx, stacks, nearest, async(s, pos) => {
+    if (s === nearest && nearest) {
+      const sourceCode = await fs.readFile(nearest.file, 'utf-8')
+      ctx.log(c.yellow(generateCodeFrame(sourceCode, 4, pos)))
+    }
+  })
 
   handleImportOutsideModuleError(e.stack || e.stackStr || '', ctx)
 
   if (e.showDiff)
-    displayDiff(e.actual, e.expected)
+    displayDiff(e.actual, e.expected, ctx.console)
 }
 
 const esmErrors = [
@@ -84,11 +79,11 @@ function handleImportOutsideModuleError(stack: string, ctx: Vitest) {
 }\n`)))
 }
 
-function displayDiff(actual: string, expected: string) {
+function displayDiff(actual: string, expected: string, console: Console) {
   console.error(c.gray(unifiedDiff(actual, expected)) + '\n')
 }
 
-function printErrorMessage(error: ErrorWithDiff) {
+function printErrorMessage(error: ErrorWithDiff, console: Console) {
   const errorName = error.name || error.nameStr || 'Unknown Error'
   console.error(c.red(`${c.bold(errorName)}: ${error.message}`))
 }
diff --git a/packages/vitest/src/utils/source-map.ts b/packages/vitest/src/utils/source-map.ts
index d76a24086..f27402507 100644
--- a/packages/vitest/src/utils/source-map.ts
+++ b/packages/vitest/src/utils/source-map.ts
@@ -38,7 +38,9 @@ export async function interpretSourcePos(stackFrames: ParsedStack[], ctx: Vitest
 }
 
 const stackIgnorePatterns = [
+  'node:internal',
   '/vitest/dist/',
+  '/node_modules/chai/',
   '/node_modules/tinypool/',
   '/node_modules/tinyspy/',
 ]
diff --git a/test/fails/fixtures/vite.config.ts b/test/fails/fixtures/vite.config.ts
index 0a3430dac..6d0258279 100644
--- a/test/fails/fixtures/vite.config.ts
+++ b/test/fails/fixtures/vite.config.ts
@@ -1,5 +1,8 @@
 import { defineConfig } from 'vite'
 
 export default defineConfig({
-  test: {},
+  test: {
+    threads: false,
+    isolate: false,
+  },
 })
diff --git a/test/single-thread/test/d.test.ts b/test/single-thread/test/d.test.ts
index 52a107225..8ebc37fcc 100644
--- a/test/single-thread/test/d.test.ts
+++ b/test/single-thread/test/d.test.ts
@@ -1,4 +1,8 @@
-import { it } from 'vitest'
+import { expect, it } from 'vitest'
 import { timeout } from './timeout'
 
 it('timeout', () => new Promise(resolve => setTimeout(resolve, timeout)))
+
+it('1', () => {
+  expect(1).toEqual(1)
+})