2982658 - Replication Server not moving, receiving many messages of Bulk-Lib routine 'cm_cancel_cmd' failed. - SRS

After upgrading from 15.7 to 16.0 RepServer, started receiving errors when replication from ASE to IQ:

• Repserver errorlog reports:

ERROR #151 DSI EXEC(420(1) Server.database) - generic/dsi/hqexec.c(5658)
Bulk-Lib routine 'cm_cancel_cmd' failed.
ERROR #1027 DSI EXEC(420(1) server.database) - generic/dsi/hqexec.c(5658)
Open Client Client-Library error: Error: -99999, Severity 5 -- 'Unable to cancel statement. ct_cancel failed'.
HQCPL: HQ execution exception occurred while applying to table [nil][nil]...
A grouped transaction of 2 individual transactions has failed in database 'server.database'. It will be broken into smaller groups and retried.

The above group of messages is repeated continuously, and nothing from the queue is draining.

• No error messages in IQ srvlog or IQ msglog

• SAP Replication Server (SRS) 16.0
• SAP IQ 16.x

KBA , BC-SYB-REP , Sybase Replication Server (standalone) , Bug Filed