It means that there is something wrong in your computer. You should scan for virus and errors that store in your pc. just use a registry cleaner can help you scan for those annoying things and remove them.
That depends on what the error message is, which you did not list.
An error message begins with the pound sign (#).
This is error display system , when you modem is not install or configure properly
Message error sound: chord An error from a program happened error=warning Message beap error sound: Ding A question us being asked by windows to the user Critical message: Windows Critical Stop A rogram is at risk or is being shut down hope it helped :)
My yahoo mail inbox message says privacy error. Why?
A REF error message is a message that is used in the Windows Excel program, part of the Office package, in that there is an error input or output in an excel cell data pack.
An error mesage
The 0x80004005 error message usually occurs when a program did not have sufficient permission to perform the task. The error message means 'access denied'.
RAM problem.
If someone has messaged a user at the same time as yourself, then you may get an error message while the other message is processed and posted. Simply wait for a while and repeat your message.
You would need to google the exact error message to find out what is causing this error message. When you resolve the error message you will not get disconnected. You can also do a system restore to a date you did not have the error messages
To display your own defined error message in php simply echo error message. To see errro message while query execution simply do mysql_error(); Or so enable syntax error and warnings use error_reporting(1) in the beggining of script.