How To Fix UA_FORMULA049 - Method &1 of class &2 cannot be used

SAP Error Message - Details

• Message type: E = Error

• Message class: UA_FORMULA - Formula Editor Messages

• Message number: 049

• Message text: Method &1 of class &2 cannot be used

What causes this issue?

You attempted to use a customer-defined ABAP method in a formula.
However, you can only use a customer-defined method in formulas if it
meets the following conditions:
The method must be static (not an instance method).
Visibility: Public.
Abstract: No.
All parameters must be typed with DDIC types.
A parameter of the type 'Returning' exists.
Exceptions: Only class-based exceptions can be triggered.
Method &v1& of class &v2& does not meet at least one of these
conditions.

System Response

Method &v1& cannot be used in formulas.

How to fix this error?

Adjust the definition or interface of method &v1& so that it meets the
conditions named above.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UA_FORMULA049 - Method &1 of class &2 cannot be used ?

  The SAP error message UA_FORMULA049 indicates that a specific method of a class cannot be used in the context where it is being called. This error typically arises in ABAP programming when there is an issue with the method's accessibility, the context in which it is being called, or the parameters being passed to it.
  Causes:
  
  Method Accessibility: The method might be declared as private or protected, and you are trying to access it from outside its allowed scope.
  Incorrect Context: The method may not be applicable in the current context or is not intended to be used in the way it is being called.
  Parameter Mismatch: The parameters being passed to the method may not match the expected types or number of parameters.
  Class Instantiation: The class may not be instantiated correctly, or the object reference might be null.
  Version Issues: There may be version discrepancies if the method was introduced in a later version of the class or if the class has been modified.
  
  Solutions:
  
  Check Method Accessibility: Ensure that the method you are trying to call is accessible from the context you are using it in. If it is private or protected, consider using a public method or changing the access level if appropriate.
  Review Method Documentation: Look at the method's documentation to understand its intended use and any constraints on its usage.
  Parameter Validation: Verify that you are passing the correct parameters to the method. Check the method signature for the expected types and number of parameters.
  Instantiate the Class Properly: Ensure that the class is instantiated correctly and that the object reference is not null before calling the method.
  Check for Updates: If you suspect that the method is not available due to version issues, check for any updates or patches that may need to be applied to your SAP system.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  ABAP Documentation: Review the ABAP documentation for best practices on method usage and class design.
  Debugging: Use the ABAP debugger to step through the code and identify the exact point of failure, which can provide more insight into the cause of the error.
  
  If the issue persists after checking these aspects, consider reaching out to your SAP support team or consulting with an experienced ABAP developer for further assistance.