How To Fix REST_CORE_TEXTS012 - Unexpected percent sign ('%') in URI template &

SAP Error Message - Details

• Message type: E = Error

• Message class: REST_CORE_TEXTS -

• Message number: 012

• Message text: Unexpected percent sign ('%') in URI template &

Self-Explanatory Message

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• What is the cause and solution for SAP error message REST_CORE_TEXTS012 - Unexpected percent sign ('%') in URI template & ?

  The SAP error message REST_CORE_TEXTS012 Unexpected percent sign ('%') in URI template & typically indicates that there is an issue with the URI template being used in a RESTful service call. This error arises when the URI contains an unexpected or improperly formatted percent sign (%), which is often used for URL encoding.
  Cause:
  
  Improper URL Encoding: The percent sign is used in URLs to denote the start of a percent-encoded character. If it appears in a context where it is not expected, it can lead to this error.
  Malformed URI Template: The URI template may be incorrectly defined, leading to unexpected characters being interpreted incorrectly.
  Dynamic Parameters: If the URI is constructed dynamically and includes parameters that are not properly encoded, it can lead to this error.
  
  Solution:
  
  Check URI Template: Review the URI template you are using in your REST call. Ensure that it is correctly formatted and does not contain any unexpected characters.
  URL Encoding: Make sure that any parameters included in the URI are properly URL-encoded. For example, spaces should be replaced with %20, and special characters should be encoded appropriately.
  Debugging: If the URI is being constructed dynamically, add logging to see the final URI being generated before the call is made. This can help identify where the unexpected percent sign is coming from.
  SAP Notes and Documentation: Check SAP Notes or documentation related to the specific version of the SAP system you are using. There may be known issues or patches available that address this error.
  
  Related Information:
  
  URL Encoding: Familiarize yourself with URL encoding rules, as this is crucial for constructing valid URIs. You can use libraries or functions in your programming language to handle URL encoding automatically.
  REST API Documentation: Review the API documentation for the specific service you are calling to ensure that you are using the correct URI format and parameters.
  SAP Community: Engage with the SAP Community or forums to see if others have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify and resolve the issue causing the REST_CORE_TEXTS012 error in your SAP environment.