diff --git a/electron.vite.config.ts b/electron.vite.config.ts
index 8c625e85..9f0ff6db 100644
--- a/electron.vite.config.ts
+++ b/electron.vite.config.ts
@@ -50,7 +50,7 @@ export default defineConfig({
       }
     },
     optimizeDeps: {
-      exclude: ['chunk-PZ64DZKH.js']
+      exclude: ['chunk-PZ64DZKH.js', 'chunk-JMKENWIY.js']
     }
   }
 })
diff --git a/src/renderer/src/providers/OpenAIProvider.ts b/src/renderer/src/providers/OpenAIProvider.ts
index 9f0da4f1..1b863f29 100644
--- a/src/renderer/src/providers/OpenAIProvider.ts
+++ b/src/renderer/src/providers/OpenAIProvider.ts
@@ -225,7 +225,7 @@ export default class OpenAIProvider extends BaseProvider {
       onChunk({
         text: delta?.content || '',
         // @ts-ignore key is not typed
-        reasoning_content: delta?.reasoning_content || delta.reasoning || '',
+        reasoning_content: delta?.reasoning_content || delta?.reasoning || '',
         usage: chunk.usage,
         metrics: {
           completion_tokens: chunk.usage?.completion_tokens,
diff --git a/src/renderer/src/services/ApiService.ts b/src/renderer/src/services/ApiService.ts
index ac4d7ec1..e08fa4f7 100644
--- a/src/renderer/src/services/ApiService.ts
+++ b/src/renderer/src/services/ApiService.ts
@@ -2,6 +2,7 @@ import i18n from '@renderer/i18n'
 import store from '@renderer/store'
 import { setGenerating } from '@renderer/store/runtime'
 import { Assistant, Message, Model, Provider, Suggestion } from '@renderer/types'
+import { formatErrorMessage } from '@renderer/utils/error'
 import { isEmpty } from 'lodash'
 
 import AiProvider from '../providers/AiProvider'
@@ -241,11 +242,3 @@ export async function fetchModels(provider: Provider) {
     return []
   }
 }
-
-function formatErrorMessage(error: any): string {
-  try {
-    return '```json\n' + JSON.stringify(error, null, 2) + '\n```'
-  } catch (e) {
-    return 'Error: ' + error?.message
-  }
-}
diff --git a/src/renderer/src/utils/error.ts b/src/renderer/src/utils/error.ts
new file mode 100644
index 00000000..f3bc7c9b
--- /dev/null
+++ b/src/renderer/src/utils/error.ts
@@ -0,0 +1,41 @@
+export function getErrorDetails(err: any, seen = new WeakSet()): any {
+  // Handle circular references
+  if (err === null || typeof err !== 'object' || seen.has(err)) {
+    return err
+  }
+
+  seen.add(err)
+  const result: any = {}
+
+  // Get all enumerable properties, including those from the prototype chain
+  const allProps = new Set([...Object.getOwnPropertyNames(err), ...Object.keys(err)])
+
+  for (const prop of allProps) {
+    try {
+      const value = err[prop]
+      // Skip function properties
+      if (typeof value === 'function') continue
+      // Recursively process nested objects
+      result[prop] = getErrorDetails(value, seen)
+    } catch (e) {
+      result[prop] = '<Unable to access property>'
+    }
+  }
+
+  return result
+}
+
+export function formatErrorMessage(error: any): string {
+  console.error('Original error:', error)
+
+  try {
+    const detailedError = getErrorDetails(error)
+    return '```json\n' + JSON.stringify(detailedError, null, 2) + '\n```'
+  } catch (e) {
+    try {
+      return '```\n' + String(error) + '\n```'
+    } catch {
+      return 'Error: Unable to format error message'
+    }
+  }
+}