Launching sp_ctrl shows "System call error: Bad file number Can't dup2 stderr" (4297227)

When launching sp_ctrl, it results in the following error:

Note: mdb1_svc - Lost connection - 'sp_cnc' is no longer running
sp_ctrl (mdb1_svc)> Command was called with an invalid argument
Attempted to connect to sp_cop on port 2200

The corresponding event log entries are as below:

07/08/08 09:37 Process launched: sp_xport (to DW queue E_QUE2) [pid = 4731040]
07/08/08 09:37 System call error: Bad file number Can't dup2 stderr [sp_cnc/3522660]
07/08/08 09:37 System call error: Bad file number Can't dup2 stderr [sp_cnc/4640780]
07/08/08 09:38 System call error: Bad file number Can't dup2 stderr [sp_cnc/4616268]
07/08/08 09:38 Cannot connect to host DW Connection timed out