Idoc status 02 - could not find code page for receiver system

Hi

idocs are being sent from SCM server to other system.

All the idocs have been successfully posted except one which is giving this error

Idoc status 02 - could not find code page for receiver system.

the thing is that only one idoc failed, i have checked the RFC

but as only 1 idoc is in error, i am confused, please help, thanks !!

Regards

Manu