How To Fix MZ123 - Exception & does not belong to this application

SAP Error Message - Details

• Message type: E = Error

• Message class: MZ - Message for the EWS in LIS

• Message number: 123

• Message text: Exception & does not belong to this application

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?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MZ123 - Exception & does not belong to this application ?

  The SAP error message "MZ123 Exception & does not belong to this application" typically indicates that there is an issue with the application or transaction you are trying to access or execute. This error can arise from various causes, and here are some common reasons and potential solutions:
  Causes:
  
  Incorrect Application Context: The error may occur if the transaction or function module you are trying to access is not valid for the current application context.
  Authorization Issues: The user may not have the necessary authorizations to access the specific application or transaction.
  
  Configuration Issues: There may be a misconfiguration in the system that is causing the application to not recognize the context or the data being passed.
  Data Integrity Issues: The data being processed may not conform to the expected format or structure, leading to the application not recognizing it.
  Custom Development: If there are custom programs or enhancements, they may not be correctly implemented or