How To Fix DES036 - Requesting for CSRF token

SAP Error Message - Details

• Message type: E = Error

• Message class: DES - Message class for Data Enrichment services

• Message number: 036

• Message text: Requesting for CSRF token

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DES036 - Requesting for CSRF token ?

  The SAP error message DES036, which indicates a problem with requesting a CSRF (Cross-Site Request Forgery) token, typically arises in the context of SAP applications that use the HTTP protocol for communication, particularly in SAP Fiori or SAP Gateway scenarios. This error is related to security measures that protect against CSRF attacks.
  Cause:
  
  Missing CSRF Token: The client application is trying to perform an operation that requires a CSRF token, but it has not provided one.
  Expired CSRF Token: The CSRF token may have expired, which can happen if the session has been idle for too long.
  Incorrect HTTP Method: The request may be using an HTTP method that does not require a CSRF token, or the token is not being sent correctly.
  Session Issues: There may be issues with the user session, such as being logged out or session timeouts.
  Configuration Issues: There could be misconfigurations in the SAP Gateway or the backend system that affect token generation or validation.
  
  Solution:
  
  
  Obtain a CSRF Token: Before making a request that modifies data (like POST, PUT, DELETE), ensure that you first make a GET request to the same endpoint to retrieve a valid CSRF token. The token is usually included in the response headers.
  
  Example: 
  GET /your/service/endpoint HTTP/1.1
  
  Look for the X-CSRF-Token in the response headers.
  
  
  
  Include the CSRF Token in Subsequent Requests: When making a request that modifies data, include the CSRF token in the request headers.
  
  Example:
  POST /your/service/endpoint HTTP/1.1
  X-CSRF-Token: <your_token_here>
  
  
  
  
  Check Session Validity: Ensure that the user session is still valid. If the session has expired, re-authenticate the user.
  
  
  Handle Token Expiration: Implement logic in your application to handle token expiration gracefully. If a request fails due to an expired token, automatically request a new token and retry the operation.
  
  
  Review Configuration: Check the configuration of your SAP Gateway and backend systems to ensure that CSRF protection is set up correctly.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on CSRF protection and how to implement it in your applications.
  SAP Community: Engage with the SAP Community forums for discussions and solutions related to CSRF token issues.
  Debugging Tools: Use tools like Postman or browser developer tools to inspect requests and responses, which can help in troubleshooting CSRF token issues.
  
  By following these steps, you should be able to resolve the DES036 error and ensure that your application handles CSRF tokens correctly.