https://bugs.openldap.org/show_bug.cgi?id=10440
--- Comment #5 from statoon54@gmail.com --- Hi Ondřej,
I confirm that the issue is resolved with your patch. No more member_op in the trace. And add & delete member from a group works as usual with memberof overlay.
Thank you for this resolution.
2026-02-06T14:00:33.669692+01:00 ldap-v4-slave-1-dev slapd[824891]: do_syncrep2: rid=001 cookie=rid=001,csn=20260206130033.205923Z#000000#000#000000 2026-02-06T14:00:33.673989+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_message_to_entry: rid=001 DN: cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr, UUID: b791fb76-8a1a-1040-927a-2905174a27a4 2026-02-06T14:00:33.674029+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY) csn=20260206130033.205923Z#000000#000#000000 tid 0x7f6e9b9fe6c0 2026-02-06T14:00:33.675792+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_search (0) 2026-02-06T14:00:33.676985+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr 2026-02-06T14:00:33.677507+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c12bbe0 20260206130033.205923Z#000000#000#000000 2026-02-06T14:00:33.752498+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c12bbe0 20260206130033.205923Z#000000#000#000000 2026-02-06T14:00:33.752819+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_modify cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr (0) 2026-02-06T14:00:33.752929+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c12b440 20260206130033.205923Z#000000#000#000000 2026-02-06T14:00:33.758033+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c12b440 20260206130033.205923Z#000000#000#000000 2026-02-06T14:01:12.717155+01:00 ldap-v4-slave-1-dev slapd[824891]: do_syncrep2: rid=001 cookie=rid=001,csn=20260206130112.481983Z#000000#000#000000 2026-02-06T14:01:12.717362+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_message_to_entry: rid=001 DN: cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr, UUID: b791fb76-8a1a-1040-927a-2905174a27a4 2026-02-06T14:01:12.719014+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY) csn=20260206130112.481983Z#000000#000#000000 tid 0x7f6e9b9fe6c0 2026-02-06T14:01:12.719059+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_search (0) 2026-02-06T14:01:12.720923+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr 2026-02-06T14:01:12.721036+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c1298b0 20260206130112.481983Z#000000#000#000000 2026-02-06T14:01:13.408575+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c1298b0 20260206130112.481983Z#000000#000#000000 2026-02-06T14:01:13.408848+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_modify cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr (0) 2026-02-06T14:01:13.410122+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c129520 20260206130112.481983Z#000000#000#000000 2026-02-06T14:01:13.410648+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c129520 20260206130112.481983Z#000000#000#000000 2026-02-06T14:02:10.518835+01:00 ldap-v4-slave-1-dev slapd[824891]: do_syncrep2: rid=001 cookie=rid=001,csn=20260206130210.412428Z#000000#000#000000 2026-02-06T14:02:10.521497+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_message_to_entry: rid=001 DN: cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr, UUID: b791fb76-8a1a-1040-927a-2905174a27a4 2026-02-06T14:02:10.523789+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 LDAP_RES_SEARCH_ENTRY(LDAP_SYNC_MODIFY) csn=20260206130210.412428Z#000000#000#000000 tid 0x7f6e9b9fe6c0 2026-02-06T14:02:10.525131+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_search (0) 2026-02-06T14:02:10.526552+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr 2026-02-06T14:02:10.526589+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c121180 20260206130210.412428Z#000000#000#000000 2026-02-06T14:02:10.549554+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c121180 20260206130210.412428Z#000000#000#000000 2026-02-06T14:02:10.549613+01:00 ldap-v4-slave-1-dev slapd[824891]: syncrepl_entry: rid=001 be_modify cn=APP:ESUP-EMARGEMENT,ou=groups,dc=exemple,dc=fr (0) 2026-02-06T14:02:10.549643+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_queue_csn: queueing 0x7f6e8c120dd0 20260206130210.412428Z#000000#000#000000 2026-02-06T14:02:10.552868+01:00 ldap-v4-slave-1-dev slapd[824891]: slap_graduate_commit_csn: removing 0x7f6e8c120dd0 20260206130210.412428Z#000000#000#000000