Screen painter error: EU_SCRP_WN32 : timeout during allocate / CPIC-CALL

I had the same Problems and solve it in the following way:

enter transaction ---> sm59

under TCP/IP-Connections ---> EU_SCRP_WN32 increase the CPIC-Timeout ( default 20 ). like 100 or more...

click here for more info
or
http://forums.sdn.sap.com/thread.jspa?threadID=1436111