PR Release Not coming in ME51N

Dear All,

I had created the necessary settings in PR release strategy in with classification as below

1.Created Characteristics(PR Doc type -- CEBAN -BSART with values like ZNB,ZRAW etc)

2.Created Class & assigned characteristic

3.Created Release Group,Release Codes,Release Indicator & release strategy (assigned PR doc types) & simulated in release strategy

After configaration when i am creating PR in ME51n for doc type ZNB or ZRAW system is not trig erring the release strategy

Please give solutions to solve the problem

Note : I am created Release strategy for PO it is working fine

Regards,

AK