Time Quota Generation

Hi Gurus,

I have creted the absence quotas and assigned to counting rules and have done all the configuration to generate the quotas and when i try to generate quotas using RPTQTA00 its saying you have not selected any generation rules ,I even checked all my groupings as well the assignment to QUOMO feature and even i have selected in Generation rules as No Generation but even then this erroe is coming,Kindly help me out on the same.

Regards

Prashant