How To Fix SPXN158 - Datatype &1 is not a code - &2 cannot be set

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 158

• Message text: Datatype &1 is not a code - &2 cannot be set

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN158 - Datatype &1 is not a code - &2 cannot be set ?

  The SAP error message SPXN158 indicates that there is an issue with a datatype that is expected to be a code but is not recognized as such. This typically occurs in the context of data processing or configuration where a specific field is expected to contain a valid code from a predefined set of values.
  Cause:
  
  Invalid Data Entry: The value being entered or processed does not match the expected format or is not a valid code for the specified datatype.
  Configuration Issues: The datatype may not be properly configured in the system, or the relevant code table may not be maintained.
  Custom Development: If there are custom programs or enhancements, they may not be handling the datatype correctly.
  Transport Issues: If the system has recently undergone a transport of changes, the necessary code definitions may not have been transported correctly.
  
  Solution:
  
  Check the Value: Verify that the value being entered for the datatype is valid and exists in the corresponding code table. Ensure that it adheres to the expected format.
  Review Configuration: Check the configuration settings for the datatype in the relevant customizing transaction (e.g., SPRO). Ensure that the code table is correctly defined and maintained.
  Debugging: If the error occurs in a custom program, use the debugger to trace the execution and identify where the invalid value is being set.
  Transport Validation: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly. You may need to re-transport or adjust the configuration.
  Consult Documentation: Review SAP documentation or notes related to the specific datatype and its expected values to ensure compliance.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to the datatype in question (e.g., SE11 for Data Dictionary, SE80 for Object Navigator).
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.