>>Hi experts,
>>
>>Linked server not working in release mode(After deployment in IIS) but it working in source.
>
>A bit more detail would help :-]
>What errors are you getting.
>
>IAC, it's almost certainly a security issue. Does the account inder which the AppPool is running have the right permission on the linked server ?

All settings (MSDTC,IIS Permission, AppPool) are OK but error show
"the operation could not be performed because ole db provider "sqlncli10" for linked server "servername" was unable to begin a distributed transaction"