/AIF/MES191 - No structure name found for basic type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /AIF/MES -

• Message number: 191

• Message text: No structure name found for basic type &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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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AnswerBot

• What is the cause and solution for SAP error message /AIF/MES191 - No structure name found for basic type &1 ?

  The SAP error message /AIF/MES191 No structure name found for basic type &1 typically occurs in the context of the Application Interface Framework (AIF) when the system is unable to find a corresponding structure for a specified basic type. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Cause:
  
  Missing Structure Definition: The basic type specified in the error message does not have an associated structure defined in the system.
  Incorrect Configuration: The configuration for the AIF interface might be incorrect, leading to the system not being able to map the basic type to a structure.
  Transport Issues: If the basic type or its associated structure was recently transported from another system, it might not have been transported correctly.
  Namespace Issues: The basic type might be defined in a different namespace that is not accessible or recognized in the current context.
  
  Solution:
  
  
  Check Structure Definition:
  
  Go to transaction SE11 (Data Dictionary) and check if the structure corresponding to the basic type exists. If it does not exist, you may need to create it or ensure it is properly defined.
  
  
  
  Review AIF Configuration:
  
  Navigate to the AIF configuration settings and verify that the mapping between the basic type and the structure is correctly set up. Ensure that the interface configuration is complete and accurate.
  
  
  
  Transport Check:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported successfully. You may need to re-transport the missing objects.
  
  
  
  Namespace Verification:
  
  Ensure that the basic type is defined in the correct namespace and that the system has access to it. If it is in a different namespace, you may need to adjust your configuration or access rights.
  
  
  
  Debugging:
  
  If the above steps do not resolve the issue, consider debugging the AIF processing to identify where the mapping fails. This may provide more insight into the specific cause of the error.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for AIF to understand the expected configurations and mappings.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.