Authorization loop
Check the server URL, automatic OAuth client registration, browser sign-in, and workspace selection. Disconnect the stale connection in Connections → AI agents, then authorize again. If your client asks for a client ID or secret, check that you selected automatic registration. Use the connection guide for the client-specific setting.Tool input error
Use the tool’s current input schema. A tool with apayload parameter needs its fields inside payload; other tools take top-level arguments. UUIDs and provider IDs are not interchangeable.
For insight queries, check the metric, report specification, grain, conversion event, and attribution window with insights_capabilities.
For Launcher, use discovery and fresh reads for exact media, creative version, template version, and target IDs. Follow the returned recovery hints.