iPhone 4 Untethered iOS 5.1.1 will not send mms

[iWolf]

When I try to send a picture on my iPhone it fails to send every time. Can someone please help

 

[NCHornet]

I am having the same problem. Worked fine a couple days ago. Are you with Verizon? Maybe the issue is with them? Hope so cause I can't figure it out.

 

[Cain01]

Might be a tweak you downloaded. Restore and rejailbreak. See if that works. Might want to be more careful what tweak u install.