When I open the Task Scheduler, I get an error message...

[martin1223]

When I open Task Scheduler, I get the following error message:
an error has occurred for task realupgradelogontasks-1-5-21-2172834406-3963835389-1001. error message:the specified account name is not valid. What does it mean and how do I get rid of the error message?

 

[GEWB]

I found a related solution on a different forum. Check this link and use the specific numbers in your error message to fix.

Windows Vista task scheduler not responding

Regards,
GEWB