AND processor Failing every day.

Hi Xperts,

we have a daily process chian XXXXXX where 10 infopackages are runnig and after that all are fed to an AND processor.But now a day after completion of the the infopackage loads/or while in loading process the infopackages getting failed at AND step with the below error message.

This AND process is not waiting for event RSPROCESS, parameter XXXXXXXXXXXXXXXX.

Job cancelled after system exception ERROR_MESSAGE.

Can any one please help me on this.how can i avoide such kind of errors in future.

Thanks,

SP