How To Fix STW_OL306 - Parameter &1 contains invalid data

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 306

• Message text: Parameter &1 contains invalid data

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_OL306 - Parameter &1 contains invalid data ?

  The SAP error message STW_OL306, which states "Parameter &1 contains invalid data," typically indicates that a parameter being passed to a function or transaction is not in the expected format or contains values that are not valid for the operation being performed. This error can occur in various contexts within SAP, such as during data entry, report generation, or when executing specific transactions.
  Causes:
  
  Invalid Data Format: The parameter may be in a format that is not acceptable. For example, a date might be in the wrong format (e.g., MM/DD/YYYY instead of DD/MM/YYYY).
  Out of Range Values: The value provided for the parameter may be outside the acceptable range defined in the system.
  Missing Required Fields: If a required field is not filled in or is left blank, it can lead to this error.
  Data Type Mismatch: The data type of the parameter may not match what is expected (e.g., passing a string where a numeric value is expected).
  Custom Code Issues: If there are custom developments or enhancements, they may not handle certain inputs correctly.
  
  Solutions:
  
  Check Parameter Values: Review the values being passed for the parameter indicated by &1. Ensure they conform to the expected format and range.
  Validate Input Data: If the error occurs during data entry, validate the input data against the expected criteria.
  Review Documentation: Consult the SAP documentation or help files related to the specific transaction or function module to understand the expected parameter formats.
  Debugging: If you have access to the ABAP code, you can debug the program to see what values are being passed and where the error is triggered.
  Consult with SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance, especially if it involves standard SAP transactions or modules.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may want to check specific transaction codes related to the functionality you are using.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error message or provide patches or updates.
  Community Forums: SAP Community and other forums can be helpful to see if other users have encountered similar issues and how they resolved them.
  
  By following these steps, you should be able to identify the cause of the STW_OL306 error and implement a solution.