How To Fix UPO_MIG168 - Object of the class &1 could not be instanciated.

SAP Error Message - Details

• Message type: E = Error

• Message class: UPO_MIG - Message Class for PRA->UOM Migration

• Message number: 168

• Message text: Object of the class &1 could not be instanciated.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message UPO_MIG168 - Object of the class &1 could not be instanciated. ?

  The SAP error message UPO_MIG168, which states "Object of the class &1 could not be instantiated," typically occurs during the execution of a program or transaction that involves object-oriented programming in SAP. This error indicates that the system is unable to create an instance of a specified class, which can be due to several reasons.
  Causes:
  
  Class Not Found: The specified class does not exist in the system or is not activated.
  Access Issues: The user may not have the necessary authorizations to instantiate the class.
  Constructor Errors: The constructor of the class may have errors or may not be defined properly.
  Dependencies Missing: The class may depend on other classes or components that are not available or not activated.
  Incorrect Class Name: There may be a typo or incorrect naming in the class reference.
  
  Solutions:
  
  Check Class Existence: Verify that the class specified in the error message exists in the system. You can do this by using transaction SE24 (Class Builder) to search for the class.
  Activate the Class: If the class exists but is not activated, activate it in SE24.
  Review Authorizations: Ensure that the user has the necessary authorizations to instantiate the class. This may involve checking roles and profiles assigned to the user.
  Debugging: If you have access to debugging tools, you can set breakpoints in the code to see where the instantiation fails and gather more information about the context.
  Check Constructor: Review the constructor of the class for any issues. Ensure that it is defined correctly and does not contain any logic that could prevent instantiation.
  Dependencies: Check if the class has dependencies on other classes or components and ensure they are available and activated.
  Correct Class Reference: Double-check the class name in the code to ensure it is spelled correctly and matches the class definition.
  
  Related Information:
  
  Transaction Codes: Use SE24 for class management, SE80 for object navigation, and SE37 for function module management if the class is related to function modules.
  SAP Notes: Check SAP Notes for any known issues related to the specific class or error message. You can search for UPO_MIG168 in the SAP Support Portal.
  Documentation: Review the documentation for the class to understand its purpose and any prerequisites for instantiation.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance, as they may have more insights into the specific configuration and customizations in your SAP environment.