Type 2 diagnosed 6 mths

There are a lot of possibilities as to the cause of your pain.
Nobody here can diagnose and it may not be diabetes related. Could be something simple like pulled muscles.

Here is an article giving possible causes.
http://www.medguidance.com/thread/Pain-Under-Right-Rib-Cage.html

Best to see your G.P. so that he can conduct any necessary tests or put your mind at rest.