If messenger is crashing or won't allow you to sign in, please follow these steps:

The first step to resolve Yahoo!7 Messenger crashes on Windows XP is to uninstall runtime components: On your keyboard, press the key comb...

Please perform the following steps to create a crash log file: Leave the " Yahoo!7 Messenger has stopped working" window up; if you dismiss this window, the proc...

This article provides links to procedures which can be very helpful in resolving issues with Yahoo!7 Messenger crashing or freezing, including the error messages:Messenger 11.5 | Messenger 10 and earlier

This article will provide steps to troubleshoot the following issues: Yahoo! Messenger crashing or freezing on Windows 7

This article will provide steps to troubleshoot the following issues: Yahoo!7 Messenger crashing on Windows Vista

If another program has crashed for some reason, it might not have released your webcam successfully. Try closing all programs and restarting your computer.

option is selected. Go down to the Contact Action Bar | verify whether the Show Offline Contacts

Messenger crashes when I try to use my webcam Unable to use webcam or see webcam image with Messenger Messenger stops responding

... will work with Messenger . Follow the steps provided in the "Resolution" section, located at the bottom of the help article ...