'IRIS$MEM$194$0$e.data' Error when starting an Upstream backup

Hi there,

Got this error message when starting an Upstream backup on a Domino 6.5.1., using a transaction logging for the first time, then Upstream closed (crashed).

Please help!!

Generated Messages:

INFO (0): Using PSAPI DLL

INFO (0): Using NSD profile C:\WINDOWS\notesnsd.ini

INFO (0): Found 24 Notes processes, matched 1

INFO (0): Using NSD profile nsd.ini

INFO (0): failed to match all of the Notes processes

INFO (0): Starting Debugger

INFO (0): Walk mem for process US (15f8)

INFO (0): terminated process [ US:15f8]

WARNING (0): Debugger still attached to 1 processes

ERROR (48): couldn’t access shared memory key ‘IRIS$MEM$194$0$e.data’ - (22) Invalid argument