> cvs diff -u -r 1.19 -r 1.20 servers/slapd/overlays/glue.c I think this works for one of the cases. I now get the alock assertion Assertion failed: info->al_slot > 0, file alock.c, line 207 when trying to add, regardless of "syncrepl" directive. The stack trace for that remains the same as the first one (in slap_tool_destroy).