Problem with Cognos 8.3 Fix Pack 5

[Cinu8]

hi guys

we are on Cognos 8.3 version and we applied Fix Pack 5 on our staging environment

after installing FP5 ,one of our report studio report  giving the wrong result

and when we checked the query its producing wrong sql query then before

did any body experienced similar issue if yes what was your fix

please let me know ASAP

[shaashish1]

Please rollback the changes...

Why did you apply SP5? Any specific errors before that?

[Cinu8]

yes we have problems like memory leak also few other issues .

why we should not apply FP5 ?