How To Fix MDG_VALUE_MAPPING030 - The input help needs the definition of a valid type

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_VALUE_MAPPING -

• Message number: 030

• Message text: The input help needs the definition of a valid type

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_VALUE_MAPPING030 - The input help needs the definition of a valid type ?

  The SAP error message MDG_VALUE_MAPPING030 ("The input help needs the definition of a valid type") typically occurs in the context of Master Data Governance (MDG) when there is an issue with the value mapping configuration. This error indicates that the system is unable to provide a valid input help for a field because the necessary type definition is missing or not properly configured.
  Causes:
  
  Missing Type Definition: The data type or value mapping type that is required for the input help is not defined in the system.
  Incorrect Configuration: The configuration for the value mapping might be incomplete or incorrect, leading to the system not being able to retrieve the necessary data.
  Transport Issues: If the configuration was recently transported from another system, there might be inconsistencies or missing objects.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the value mapping definitions.
  
  Solutions:
  
  
  Check Value Mapping Configuration:
  
  Go to the relevant configuration transaction (e.g., MDGIMG or SPRO) and verify that the value mapping type is correctly defined.
  Ensure that the mapping entries are correctly set up and that the type is active.
  
  
  
  Define Missing Types:
  
  If the type is indeed missing, you will need to create it. This can be done in the value mapping configuration area.
  Ensure that all necessary fields and attributes are defined for the type.
  
  
  
  Transport Consistency:
  
  If the issue arose after a transport, check the transport logs for any errors or warnings.
  Ensure that all dependent objects were transported correctly.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the value mapping definitions. This can be checked in the user roles and authorizations.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the relevant function module or method that is responsible for fetching the input help. This can provide insights into what is going wrong.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to value mapping and input help for any specific guidelines or known issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: SAP Community and other forums can be helpful to see if other users have encountered similar issues and how they resolved them.
  SAP Help Portal: The SAP Help Portal provides detailed documentation on MDG and value mapping, which can be useful for understanding the configuration and setup.
  
  By following these steps, you should be able to identify and resolve the issue causing the MDG_VALUE_MAPPING030 error.