need urgent help

Hi,

i'm using the t-code RSRV and run the test "Entries Not Used in the Dimension of an InfoCube " it is shows "Dimension ZOMCESCV1P: DIMID 325,208 is not posted in InfoCube" in the display,

when i click on correct error it is given the pop-up

"Some Dimension Keys Cannot Be used. Entries From

The Corresponding Dimension Tables Can Be Deleted;Master Data is

No Longer Used, Which Can Help With Master Data Problems

Do you want to delete the corresponding entries from their

dimension tables?"

what should i press "yes" or "No".

Please help me