I'm using 2.6.6, and the problem is caused by msn protocol, the connection should be p2p connection and not through any other proxy server, so to fix this issue you need to change the way of transferring files.
I'm using 2.6.6, and the problem is caused by msn protocol, the connection should be p2p connection and not through any other proxy server, so to fix this issue you need to change the way of transferring files.