How-to-fix: Could not find any valid connection for connection reference / InvokerConnectionOverrideFailed
Connection handling in Power-Automate is sometimes a challenge, especially when you change a connection later. I encountered today the following error after I switched a Power-Automate flow to a service account: { "error": { "code":"InvokerConnectionOverrideFailed", "message":"Could not find any valid connection for connection reference name 'xxx' in APIM header.", "messageTemplate":"InvokerConnectionOverrideFailed" } } The problem behind this error is a typical credentials caching conflict. The InvokerConnectionOverrideFailed error occurs when Power Automate tries to swap the runtime context to use the app user's credentials (the "Invoker"), but the system cannot find, validate, or map a matching connection token. However, other factors can also cause this error: Expired or Stale Cached Tokens Connection Dependency Disconnect The...