According to Microsoft:
“This issue tends to occur when you select a Wireless LAN from 5 or more access points. (…) This problem occurs because the message handling for Wireless connection is not fast enough and causes overflow in the message queue,”
Here is the official bug report on Microsoft's website:
However, they don't mention any realy solutions, other than to move your computer away from too many wireless access points. Not a real solution at all.
One user reported in detail the pain he went through and the solution he used to get it working: