3443748 - Intermittent SNC printing issue with SAPSprint

SNC printing is correctly configured based on note 96079.

Sometimes SNC Printing is working fine, and sometimes it gives SNC error.

SAPSprint dbg trace:

Error: SncNiSessionAccept failed with returncode -8
Description of Errorcode SNCERR_NI(-8): NI layer returned an error

SPO WP trace level 2:

S  *** ERROR => Missing snc partner ident from TSP0U for Printer XXXX[rspoclpd.c   459]
S  *** ERROR => SNC library failed: cannot create a secured link [rspoclpd.c   2166]
S  *** ERROR => no memory to store secuname for @>DEV:XXXX@< -> ignored [rspopcc.c    1636] 

NIT trace:

[Thr 2348] *** ERROR => NiPConnect2: SiPeekPendConn failed for hdl  1/sock 944 
[Thr 4248] <<- ERROR: SncNiSessionAccept()==NIECONN_BROKEN
[Thr 4248] <<- SncGetErrorText()==SAP_O_K  

All SAPSprint version.

SNC, SAPSprint , KBA , BC-CCM-PRN , Print and Output Management , Problem