Faster Web Hosting Since 2002

Knowledgebase

Outlook: Cites Error Number 0x80004005 When You Try to Receive E-mail

When you attempt to receive an e-mail message in Outlook Express, the following error message may appear:

An unknown error has occurred. Account: account name, Server: server name, Protocol: POP3, Port:110, Secure(SSL): No, Error Number: 0x80004005

CAUSE
This behavior can occur because of a corrupted .mbx file, typically the Inbox.

RESOLUTION
To resolve this behavior, rename the affected .mbx file, and then restart Outlook Express:
Click Start, point to Find, and then click Files or Folders.
In the Named box, type Inbox.mbx .
In the Look in box, click your primary hard disk (usually drive C), and then click Find Now.
Right-click the Inbox.mbx file that appears, and then click Rename.
Type Inbox.old, and then click OK.
Restart Outlook Express.