diff --git a/web/service/base.ts b/web/service/base.ts
index 7d9aac5ba2..bda83f1c8e 100644
--- a/web/service/base.ts
+++ b/web/service/base.ts
@@ -538,14 +538,15 @@ export const ssePost = (
       return handleStream(res, (str: string, isFirstMessage: boolean, moreInfo: IOnDataMoreInfo) => {
         if (moreInfo.errorMessage) {
           onError?.(moreInfo.errorMessage, moreInfo.errorCode)
-          if (moreInfo.errorMessage !== 'AbortError: The user aborted a request.')
+          // TypeError: Cannot assign to read only property ... will happen in page leave, so it should be ignored.
+          if (moreInfo.errorMessage !== 'AbortError: The user aborted a request.' && !moreInfo.errorMessage.includes('TypeError: Cannot assign to read only property'))
             Toast.notify({ type: 'error', message: moreInfo.errorMessage })
           return
         }
         onData?.(str, isFirstMessage, moreInfo)
       }, onCompleted, onThought, onMessageEnd, onMessageReplace, onFile, onWorkflowStarted, onWorkflowFinished, onNodeStarted, onNodeFinished, onIterationStart, onIterationNext, onIterationFinish, onTextChunk, onTTSChunk, onTTSEnd, onTextReplace)
     }).catch((e) => {
-      if (e.toString() !== 'AbortError: The user aborted a request.')
+      if (e.toString() !== 'AbortError: The user aborted a request.' && !e.toString().errorMessage.includes('TypeError: Cannot assign to read only property'))
         Toast.notify({ type: 'error', message: e })
       onError?.(e)
     })