How To Fix RS_MAPI_JSON131 - Error in type: '&1' is &2 at &3

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_MAPI_JSON - Generic JSON schema messages

• Message number: 131

• Message text: Error in type: '&1' is &2 at &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_MAPI_JSON131 - Error in type: '&1' is &2 at &3 ?

  The SAP error message RS_MAPI_JSON131 typically indicates an issue related to JSON processing in the context of SAP's MAPI (Multi-API) framework. The error message format suggests that there is a problem with a specific type of data being processed, where &1 represents the type, &2 represents the error description, and &3 indicates the location or context of the error.
  Cause
  The error can occur due to several reasons, including:
  
  Invalid JSON Structure: The JSON data being processed may not conform to the expected structure or format, leading to parsing errors.
  Data Type Mismatch: The data type of a field in the JSON does not match the expected type in the SAP system. For example, a string might be expected, but a number is provided.
  Missing Required Fields: Required fields in the JSON payload may be missing, causing the processing to fail.
  Incorrect Mapping: There may be an issue with how the JSON fields are mapped to the corresponding fields in the SAP system.
  
  Solution
  To resolve the RS_MAPI_JSON131 error, you can take the following steps:
  
  Validate JSON Structure: Use a JSON validator tool to check the structure of the JSON data. Ensure that it is well-formed and adheres to the expected schema.
  Check Data Types: Review the expected data types for each field in the JSON payload and ensure that the provided values match these types.
  Ensure Required Fields are Present: Verify that all required fields are included in the JSON payload. Consult the API documentation or the relevant data model to identify required fields.
  Review Mapping Configuration: If you are using a mapping tool or configuration, ensure that the mappings between JSON fields and SAP fields are correctly defined.
  Debugging: If possible, enable debugging or logging to capture more detailed information about the error. This can help identify the specific field or value causing the issue.
  
  Related Information
  
  SAP Documentation: Refer to the official SAP documentation for MAPI and JSON processing for more details on expected formats and structures.
  SAP Community: Check the SAP Community forums for similar issues and solutions shared by other users.
  Transaction Codes: Use transaction codes like SLG1 (Application Log) to check logs for more detailed error messages related to the issue.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance, providing them with the error message details and the context in which it occurred.