UBB.threads PHP Forum Software Community Forums UBB.threads 6 Version 6 Support Sessions Directory not Writeable...Why?

I moved my board to a different domain on the same server. It is all working fine except i am unable to upfate my general settings (header) information. I am getting a message that my SESSIONS directory exists but is not writeable. The sessions directory is set to 777. what am I missing? anyone?