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INVALID_SESSION_ID while making an HTTP Callout from an IP

Publish Date: Feb 13, 2026
Description

While using HTTP Action in an IP, you might encounter the following error in the preview:
 

{
"error": [
{
"errorCode": "INVALID_SESSION_ID",
"message": "Session expired or invalid"
}
],
"success": false
}


 

Resolution

This error usually occurs because of the authorization and then you'll need to pass in the headers "Authorization token session ID".
Follow the steps mentioned in this document to resolve the issue: Set Up Authorization.

Knowledge Article Number

000394471

 
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Salesforce Help | Article