MLD/4/REG_ACL_F:In VPN instance "[vpn-instance-name]", registering ACL update callback functions failed. (FlCode=[STRING][ULONG])
MLD failed to register the ACL update callback function with the MRM.
[vpn-instance-name]
Indicates the name of the VPN instance.
FlCode
indicates the name of the source code file and the line number of this log message.
Failed to call the MRM interface to add the ACL name to the MRM.