API key trouble

.github/README.md

@@ -60,4 +60,7 @@ Build and run the Docker Space image locally:
 ```bash
 docker build -t aileen3-core .
 docker run -it -p 7860:7860 aileen3-core
-```
+```
+
+## Troubleshooting
+- Error message: "google.genai.errors.ClientError: 401 UNAUTHENTICATED. {'error': {'code': 401, 'message': 'API keys are not supported by this API. Expected OAuth2 access token or other authentication credentials that assert a principal. ...". This may be a catch-all error message and the underlying problem may be something different. We solved this by using an older Gemini API key from Gemini Studio (Nov 10 vs. Nov 23; same project). The newer API keys may have been generated by Vertex AI, but we did not investigate this further.

README.md

@@ -75,3 +75,6 @@ Build and run the Docker Space image locally:
 docker build -t aileen3-core .
 docker run -it -p 7860:7860 aileen3-core
 ```
+
+## Troubleshooting
+- Error message: "google.genai.errors.ClientError: 401 UNAUTHENTICATED. {'error': {'code': 401, 'message': 'API keys are not supported by this API. Expected OAuth2 access token or other authentication credentials that assert a principal. ...". This may be a catch-all error message and the underlying problem may be something different. We solved this by using an older Gemini API key from Gemini Studio (Nov 10 vs. Nov 23; same project). The newer API keys may have been generated by Vertex AI, but we did not investigate this further.