project capitalization analyst is not working as expected

Summary:

when ever we try agent chat it is throwing error saying "I couldn’t complete your request right now due to a temporary service, access, or environment issue. Try again in a few minutes. If the problem continues, check that you have the required access or contact your administrator." please refer below screenshot.

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable): Fusion 26C

Code Snippet (add any code snippets that support your topic, if applicable):