How To Fix JSON_MESSAGES_WDR001 - Parsing of JSON string failed: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: JSON_MESSAGES_WDR - Message class for ABAP JSON library

• Message number: 001

• Message text: Parsing of JSON string failed: &1

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 JSON_MESSAGES_WDR001 - Parsing of JSON string failed: &1 ?

  The SAP error message JSON_MESSAGES_WDR001 Parsing of JSON string failed: &1 typically indicates that there is an issue with the JSON string being processed in your SAP application. This error can occur in various contexts, such as when working with SAP Fiori applications, SAP Gateway services, or any other scenario where JSON data is being parsed.
  Cause
  The error can be caused by several factors, including:
  
  
  Malformed JSON: The JSON string may not be properly formatted. Common issues include:
  
  Missing commas between key-value pairs.
  Unmatched brackets or braces.
  Incorrect use of quotes (e.g., using single quotes instead of double quotes).
  Trailing commas after the last item in an object or array.
  
  
  
  Encoding Issues: The JSON string may contain characters that are not properly encoded, leading to parsing errors.
  
  
  Data Type Mismatch: The JSON structure may not match the expected structure defined in the SAP application, leading to parsing failures.
  
  
  Empty or Null JSON: An empty or null JSON string can