{"version":"2.1.282","anchor":"repl-mcp-needs-auth-attachment-handler-removed","canonical_anchor":"repl-mcp-needs-auth-attachment-handler-removed","heading":"Unused handling for an MCP sign-in notice removed","tier":"internal","area":"MCP","url":"https:\/\/changelogs.core-directive.com\/v\/2.1.282\/e\/repl-mcp-needs-auth-attachment-handler-removed","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.282","markdown":"### Unused handling for an MCP sign-in notice removed\n\nClaude Code removed handling for an internal MCP needs-sign-in attachment that already produced nothing\n\n**Unclear.** Whether this attachment is still created anywhere is not known.\n\n**What**\n\nClaude Code dropped its handling for an internal attachment type, `repl_mcp_needs_auth`, which already produced no messages.\n\n**Why**\n\nThis is probably cleanup with no visible effect.\n\n- Area: MCP\n- Tier: Under the hood\n- Useful: 1\/5\n- Signal: 0\/5"}