IPC Invalid Packet Size

hi

ihave problem when i start a job.

[Major] From: BSM@srv2077.123.net "A_TEST1"  Time: 2014/09/22 8:39:45 AM
[61:3003]   Lost connection to VBDA named "C:"
 on host test1.123.net.
 Ipc subsystem reports: "IPC Invalid Packet Size"

thank you