{"version":"2.1.163","anchor":"mcp-server-failure-notification","canonical_anchor":"mcp-server-failure-notification","heading":"MCP Server Failure Notification","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.163\/e\/mcp-server-failure-notification","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.163","markdown":"### MCP Server Failure Notification\n\n**What**\n\nWhen MCP servers fail to connect or need authentication at startup, a structured tree notification now appears listing each affected server with its status and error details.\n\n**Details**\n\n- The notification identifies whether each server needs authentication, has a config issue, or has failed for another reason.\n- Shows a summary count: `N MCP server(s) not connected \u2014 run \/mcp to authenticate, retry, or see details:`\n- Servers requiring authentication are highlighted as errors; others as warnings.\n- Excludes IDE-attached servers (`sse-ide`, `ws-ide` types) and servers that are marked as claudeai-proxy.\n\n**Evidence**\n\nNotification text (search for `\"MCP server(s) not connected \u2014 run \/mcp to authenticate, retry, or see details:\"`)"}