Problem in doing PGI during AT

Dear SAP guru's,

i am facing a problem while doing PGI for returnable packaging issue.

I have created sales document type AT item category LAN

I have created delivery document type LR movement type as 622

the material is assigned to the warehouse management with WHN as XXX

now when i am doing the PGI it is saying that storage Bin XXX 910 does not exist please check your entry.

i have done all the setting but then it is showing me that error

please help me.

Thanks a lot.

regards

Yogesh