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

/AIF/MES191 - Overview

• 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.

What else can you do?

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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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Smart SAP Assistant

• 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)