{"version":"2.0.5","anchor":"removed-obsolete-tool-concurrency-error","canonical_anchor":"removed-obsolete-tool-concurrency-error","heading":"Removed Obsolete Tool Concurrency Error","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.0.5\/e\/removed-obsolete-tool-concurrency-error","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.0.5","markdown":"### Removed Obsolete Tool Concurrency Error\n\n**What:** Eliminated the \"tool use concurrency issues\" error message that instructed users to run `\/rewind` to recover conversations.\n\n**Details:**\n\n- The underlying API error condition (400 status for tool_use without tool_result blocks) is no longer expected\n- Suggests server-side fix has been implemented\n- Users will no longer encounter this specific error message\n- **Evidence**: Error handling removed from `fk1()` at lines 23711-23720 in v2.0.3"}