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diff --git a/packages/tailwindcss-intellisense/src/class-names/index.js b/packages/tailwindcss-intellisense/src/class-names/index.js
index 06177bd14f57133c1098bfaabf1064c42dd7af42..2cb1b9bc54d3fb4eddc8e71b8159ac9d25fb2e82 100644
--- a/packages/tailwindcss-intellisense/src/class-names/index.js
+++ b/packages/tailwindcss-intellisense/src/class-names/index.js
@@ -17,6 +17,7 @@ import normalizePath from 'normalize-path'
 import { withUserEnvironment } from './environment'
 import execa from 'execa'
 import { klona } from 'klona/full'
+import { formatError } from '../lsp/util/formatError'
 
 function arraysEqual(arr1, arr2) {
   return (
@@ -238,7 +239,7 @@   try {
     result = await run()
     console.log('Initialised successfully.')
   } catch (error) {
-    console.error('Failed to initialise:', error)
+    console.error(formatError('Failed to initialise:', error))
     return null
   }
 

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diff --git a/packages/tailwindcss-intellisense/src/lsp/server.ts b/packages/tailwindcss-intellisense/src/lsp/server.ts
index 9e5243c34eed9a82c62f775038473dba056227fc..53bd94fb2a7d8df9b3d20ecfd175112da8e36136 100644
--- a/packages/tailwindcss-intellisense/src/lsp/server.ts
+++ b/packages/tailwindcss-intellisense/src/lsp/server.ts
@@ -36,11 +36,19 @@ } from './providers/diagnostics/diagnosticsProvider'
 import { createEmitter } from '../lib/emitter'
 import { registerDocumentColorProvider } from './providers/documentColorProvider'
 import { TextDocument } from 'vscode-languageserver-textdocument'
+import { formatError } from './util/formatError'
 
 let connection = createConnection(ProposedFeatures.all)
 const state: State = { enabled: false, emitter: createEmitter(connection) }
 let documents = new TextDocuments(TextDocument)
 let workspaceFolder: string | null
+
+console.log = connection.console.log.bind(connection.console)
+console.error = connection.console.error.bind(connection.console)
+
+process.on('unhandledRejection', (e: any) => {
+  connection.console.error(formatError(`Unhandled exception`, e))
+})
 
 const defaultSettings: Settings = {
   tabSize: 2,

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diff --git a/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts b/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts
new file mode 100644
index 0000000000000000000000000000000000000000..017eb5bf1f56d5fa15fc7efce2534d0bd66f9f0e
--- /dev/null
+++ b/packages/tailwindcss-intellisense/src/lsp/util/formatError.ts
@@ -0,0 +1,12 @@
+// https://github.com/vscode-langservers/vscode-json-languageserver/blob/master/src/utils/runner.ts
+export function formatError(message: string, err: any): string {
+  if (err instanceof Error) {
+    let error = <Error>err
+    return `${message}: ${error.message}\n${error.stack}`
+  } else if (typeof err === 'string') {
+    return `${message}: ${err}`
+  } else if (err) {
+    return `${message}: ${err.toString()}`
+  }
+  return message
+}