{"repo":"NousResearch/hermes-agent","public_id":"114639","display_label":"ACP session process slot isolation bug and fix","summary":"A bug where concurrent ACP sessions shared a single process slot caused one session's close to kill a sibling request and leak its own process. The members cover the problem report and associated fixes to give each session its own slot.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":114795,"merged_at":"2026-09-18T16:33:39+00:00"},"resolution":{"state":"resolved","by":"pr-114795"},"freshness":{"state":"verified","last_verified_at":"2026-09-18T16:33:39+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":114639,"pr_number":114795,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-18T16:33:39+00:00"}],"members":[{"kind":"issue","number":114639,"title":"Concurrent ACP sessions share a single process slot: one session's close kills a sibling request and leaks its own process","url":null,"state":"closed"},{"kind":"pr","number":114640,"title":"fix(acp): give each CopilotACPClient session its own process slot","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"dd6ab5d8cf0e","number":0},{"kind":"pr","value":"#114795","number":114795},{"kind":"pr","value":"#114639","number":114639},{"kind":"pr","value":"#114640","number":114640}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":114795,"title":"fix(acp): concurrent Copilot ACP sessions no longer kill a sibling's process or leak their own (#114639, salvage #114640)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["agent/copilot_acp_client.py","tests/agent/test_copilot_acp_client.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}