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Power Platform Community / Forums / Power Automate / HTTP (Post) 405 error ...
Power Automate
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HTTP (Post) 405 error on flow using MS Graph API

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Posted on by 46
Hi Community,
 
I am trying to build a flow that calls on the MS Graph API and creates a new project in Project Online when a new items is created on a SharePoint List (with the condition is that a field in the list is set to true), but keep getting an error (405 - method not allowed. The Copilot explanation is: It seems that the error occurred in the 'HTTP' action due to a '405' status code, indicating a method not allowed. To fix this, review the method used in the 'HTTP' action and ensure it aligns with the requirements of the endpoint. Check if the 'POST' method is supported by the target URI and consider adjusting the method if needed). Please could you have a look and let me know what I am missing.
 
Here is the flow until the HTTP action:
 
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