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 may have bugs.
  
  Solutions:
  
  Check Transaction Code: Ensure that you are using the correct transaction code for the application you are trying to access.
  Review Authorizations: Verify that the user has the necessary authorizations to access the application. You can use transaction SU53 to check for authorization failures.
  Debugging: If you have access to debugging tools, you can debug the program to identify where the error is occurring and why the application context is not recognized.
  Check Configuration: Review the configuration settings related to the application to ensure everything is set up correctly.
  Data Validation: Ensure that the data being processed is valid and conforms to the expected formats and structures.
  Consult Documentation: Check SAP notes or documentation related to the specific application or transaction for any known issues or patches.
  Contact Support: If the issue persists, consider reaching out to SAP support or your internal IT support team for further assistance.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message.
  Transaction Codes: Familiarize yourself with transaction codes related to the application you are working with.
  User Roles: Review user roles and profiles in transaction PFCG to ensure proper access rights.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem continues, further investigation may be necessary, potentially involving SAP support.