How To Fix STW_OL008 - Contract violation when processing method &1: parameter &2 invalid value

STW_OL008 - Overview

• Message type: E = Error

• Message class: STW_OL - Messages of the Object Layer (Stream Work Library)

• Message number: 008

• Message text: Contract violation when processing method &1: parameter &2 invalid 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 STW_OL008 - Contract violation when processing method &1: parameter &2 invalid value ?

  The SAP error message STW_OL008 indicates a "Contract violation" when processing a method, specifically pointing out that a parameter has an invalid value. This error typically arises in the context of Object-Oriented Programming (OOP) in SAP, particularly when dealing with Business Object (BO) methods or when using the Business Object Layer (BOL).
  
  Cause:
  
  
  Invalid Parameter Value: The most common cause of this error is that a method is being called with a parameter that does not meet the expected criteria or constraints defined in the method's contract. This could be due to:
  
  Incorrect data type.
  Out-of-range values.
  Missing mandatory parameters.
  Values that do not conform to the expected format.
  
  
  
  Business Logic Constraints: The method may have specific business rules that are not being adhered to, leading to a violation of the contract.
  
  
  
  Configuration Issues: Sometimes, the error can stem from incorrect configuration settings in the system that affect how methods are processed.
  
  
  
  Solution:
  
  
  Check Method Documentation: Review the documentation for