can anyone help Problems communicating with bitcoin RPC

[vrones]

hi everyone
been getting this message Problems communicating with bitcoin RPC, i have bitcoin 7.2 installed and poclbm i been getting out of sync  for the last few days i see the blocks being downloaded but there seems to be a problems with it communicating with the bitcoin wallet this is my firs time i have installed it is there anything else that i should be installing

[mjc]

How are you mining? and what is your hash rate?  If you are running less than 250 GH/s you should probably pool mine.  The exact cut off is a personal choice.   

I'm betting you would be better off pool mining then you don;t need to worry about running the local node.