Cant message anyone?

[Code]

When I go onto someones profile to message them I get this page

[Aza]

I had this problem.

Your inbox is full....

Yeah....

[Fantabulous]

What aza said, just delete some messages

[DarkAngel]

When I go onto someones profile to message them I get this page

 

Clear out some space in your inbox and you will be good to go.

[Dex]

As some users above me have already said, clean your inbox.