Error message for IW31

Hi,Friends,

1.I have assigned WBS element for Maintenance Order,While saving the Order its displaying Error Message(ie:Budjet has exceeded) in QAS client,where as for the same i am getting Warning message in PRD system rather Error.

How it is possible,could you please explain.

2.Can i able to simulate Maintenance Order in PRD Client,means can i able to perform test run,if possible how to do it.

Please light up on this issue.

Regards,

Srinika