How To Fix MPE_OAN242 - &1 is not a boolean value

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_OAN - Operation Activity Network Messages

• Message number: 242

• Message text: &1 is not a boolean value

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 MPE_OAN242 - &1 is not a boolean value ?

  The SAP error message "MPE_OAN242 &1 is not a boolean value" typically indicates that a value expected to be a boolean (true/false) is not in the correct format or type. This error can occur in various contexts, such as when working with configuration settings, data inputs, or programming logic in ABAP or other SAP-related environments.
  Cause:
  
  Incorrect Data Type: The variable or field that is expected to hold a boolean value is receiving a different data type (e.g., string, integer).
  Data Mapping Issues: If data is being transferred from one system to another, the mapping may not be correctly set up to convert values to boolean.
  Configuration Errors: In some cases, configuration settings in the SAP system may not be set correctly, leading to this error.
  Custom Code Issues: If there is custom ABAP code or enhancements, there may be logic errors where boolean values are not being handled properly.
  
  Solution:
  
  Check Data Types: Ensure that the variable or field in question is defined as a boolean type in the relevant data structure or program.
  Review Input Values: If the error occurs during data entry or import, verify that the input values are indeed boolean (e.g., 'X' for true, space for false in SAP).
  Debugging: If you have access to the ABAP debugger, you can set breakpoints and inspect the values being passed to the function or method that triggers the error.
  Configuration Review: Check the configuration settings related to the area where the error occurs. Ensure that all settings are correctly defined and that there are no discrepancies.
  Code Review: If the error is related to custom code, review the logic to ensure that boolean values are being handled correctly. Look for any type conversions or assignments that may lead to incorrect data types.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide additional context.
  Documentation: Review the documentation for the specific module or function you are working with to understand the expected data types and formats.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, Stack Overflow, or other technical forums for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.