{"version":"2.1.122","anchor":"improved-mcp-authentication-error-messages","canonical_anchor":"improved-mcp-authentication-error-messages","heading":"Improved MCP Authentication Error Messages","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.122\/e\/improved-mcp-authentication-error-messages","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.122","markdown":"### Improved MCP Authentication Error Messages\n\nMCP server authentication error messages have been rewritten to be more specific and actionable:\n\n- Old: \"Authentication successful, but server still requires authentication. You may need to manually restart Claude Code.\"\n- New: \"Tried reconnecting, but <name> is still unauthorized. Make sure the browser sign-in completed, then try again from \/mcp.\"\n- Old: \"Authentication successful, but server reconnection failed.\"\n- New: \"Tried reconnecting to <name>, but the connection failed. Restart Claude Code to retry.\"\n\n**Evidence**\n\nImproved error messages (search for `\"Tried reconnecting, but\"`, `\"Tried reconnecting to\"`)"}