How To Fix SMT059 - Error on call-up of class &1 for field checks

SAP Error Message - Details

• Message type: E = Error

• Message class: SMT -

• Message number: 059

• Message text: Error on call-up of class &1 for field checks

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SMT059 - Error on call-up of class &1 for field checks ?

  The SAP error message SMT059, which states "Error on call-up of class &1 for field checks," typically occurs during the validation of data in a specific field within a transaction or process. This error is related to the field checks that are defined in the system, which may involve custom classes or methods that are supposed to validate the data entered.
  Cause:
  
  
  Custom Class Issues: The error often arises when there is a problem with a custom class that is supposed to perform field checks. This could be due to:
  
  The class not being implemented correctly.
  The class not being activated.
  The class not being found in the system (e.g., it may have been deleted or not transported correctly).
  Syntax errors or runtime errors in the class methods.
  
  
  
  Configuration Issues: There may be issues with the configuration settings that link the field checks to the appropriate class.
  
  
  Authorization Issues: The user may not have the necessary authorizations to execute the class or method.
  
  
  Data Issues: The data being processed may not meet the expected format or criteria, leading to a failure in the validation process.
  
  
  Solution:
  
  
  Check the Class Implementation:
  
  Go to the ABAP Workbench (SE80) and check the implementation of the class mentioned in the error message.
  Ensure that the class is active and that all methods are implemented correctly without syntax errors.
  
  
  
  Debugging:
  
  Use the debugger to trace the execution of the program and identify where the error occurs. This can help pinpoint the exact issue within the class or method.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to field checks to ensure they are correctly pointing to the right class.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to execute the class and access the required data.
  
  
  
  Data Validation:
  
  Ensure that the data being processed meets the expected criteria. If there are specific formats or values required, validate the input data accordingly.
  
  
  
  Transport Issues:
  
  If the class was recently transported from another system, ensure that the transport was successful and that all dependencies are in place.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes like SE80 (Object Navigator) or SE24 (Class Builder) to investigate the class in question.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to this error message.
  Documentation: Review the documentation for the specific field checks and the associated classes to understand their intended functionality.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or ABAP development team for further assistance.