For other error codes, please check Outlook Error Code Comparison Table.
Description
The 0X800C0133 error code appears when you use the Alibaba Mail in Outlook Express. The specific error message is as follows:
An unknown error occurred. Account: 'XXX', Server: XXXX.com, Protocol: POP3, Port: 110, Security
(SSL): No, Error Number: 0x800C0133" Cause
This error occurs when a single folder in Outlook Express exceeds 2GB or is close to 2GB.
Solution
Clean the inbox: check all folders regularly and clean up emails in time to reduce inbox usage.
Mail classification: Create several other classified mail folders to distribute the mail and ensure that the capacity of all folders is less than 2GB.
Update or replace the client: At present, Microsoft has not updated the version of Outlook Express client. For security reasons, it is recommended that users who use Outlook Express client update the higher version of Outlook or Foxmail client in time to ensure the security of mailbox use and communication process.
Applicable Scope
Alibaba Mail