How To Fix DMC_GENERAL109 - Actual parameter must not be initial

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_GENERAL - MWB: General Messages

• Message number: 109

• Message text: Actual parameter must not be initial

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_GENERAL109 - Actual parameter must not be initial ?

  The SAP error message DMC_GENERAL109 with the description "Actual parameter must not be initial" typically occurs in the context of Data Migration Cockpit (DMC) or when working with data migration processes in SAP. This error indicates that a required parameter is missing or has not been initialized properly in the function module or method being called.
  Cause:
  
  Missing Input Parameter: The error usually arises when a required input parameter for a function or method is not provided or is set to an initial (empty) value.
  Incorrect Mapping: If you are mapping fields in a migration template, ensure that all mandatory fields are filled out correctly.
  Data Validation: The data being processed may not meet the validation criteria set in the migration process, leading to the error.
  Configuration Issues: There may be issues with the configuration of the migration project or the data source.
  
  Solution:
  
  Check Input Parameters: Review the function or method call that triggered the error. Ensure that all required parameters are being passed and that none of them are empty or null.
  Validate Data: Ensure that the data being migrated is complete and adheres to the expected format. Check for any missing mandatory fields in your migration template.
  Review Mapping: If you are using a migration template, double-check the mapping of fields to ensure that all necessary fields are correctly mapped and populated.
  Debugging: If you have access to the backend, consider debugging the process to identify which specific parameter is causing the issue.
  Consult Documentation: Refer to the SAP documentation for the Data Migration Cockpit or the specific migration tool you are using to understand the required parameters and their expected values.
  Error Logs: Check the error logs for more detailed information about the error context, which can provide insights into what might be missing.
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: If you are new to using the Data Migration Cockpit, consider reviewing training materials or documentation provided by SAP to better understand the migration process and requirements.
  
  By following these steps, you should be able to identify the cause of the DMC_GENERAL109 error and implement a solution to resolve it.