How To Fix ESH_IF_INA_JSON017 - Array elements must not have names

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_IF_INA_JSON - JSON validation

• Message number: 017

• Message text: Array elements must not have names

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_IF_INA_JSON017 - Array elements must not have names ?

  The SAP error message ESH_IF_INA_JSON017: Array elements must not have names typically occurs in the context of SAP's Enterprise Search or the Information Access (INA) framework when there is an issue with the JSON structure being sent or received. This error indicates that the JSON array being processed contains elements that are incorrectly named, which is not allowed according to the JSON specification for arrays.
  Cause:
  
  
  Incorrect JSON Structure: The error usually arises when the JSON data being sent to the SAP system contains named elements within an array. In JSON, arrays should consist of values without keys, while objects (dictionaries) can have named properties.
  For example, the following is incorrect for an array:
  {
      "myArray": [
          { "name": "value1" },
          { "name": "value2" }
      ]
  }
  Instead, it should look like this:
  {
      "myArray": [
          "value1",
          "value2"
      ]
  }
  
  
  Data Mapping Issues: If the data being sent to the SAP system is being generated or transformed by an external application or middleware, there may be a mapping issue that results in the incorrect structure.
  
  
  Version Compatibility: Sometimes, the error can arise due to compatibility issues between different versions of the SAP system or the client application generating the JSON.
  
  
  Solution:
  
  
  Check JSON Structure: Review the JSON payload being sent to ensure that all arrays are properly formatted without named elements. Use a JSON validator to check the structure.
  
  
  Modify Data Generation Logic: If the JSON is being generated by an application, modify the logic to ensure that arrays are created correctly without named elements.
  
  
  Debugging: If you have access to logs or debugging tools, trace the request to see the exact JSON being sent. This can help identify where the incorrect structure is being introduced.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific API or service you are using to ensure that you are adhering to the expected JSON format.
  
  
  Update Middleware: If you are using middleware to transform or send data, ensure that it is up to date and configured correctly to handle JSON formatting.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  JSON Standards: Familiarize yourself with JSON standards and best practices to avoid similar issues in the future.
  
  By ensuring that the JSON structure adheres to the expected format, you should be able to resolve the ESH_IF_INA_JSON017 error.