How To Fix CNV_20320_CHECK031 - Activity Type &1 in controlling area &2 uses unit &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20320_CHECK - Messages for check functions (Activity Types merge)

• Message number: 031

• Message text: Activity Type &1 in controlling area &2 uses unit &3

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 CNV_20320_CHECK031 - Activity Type &1 in controlling area &2 uses unit &3 ?

  The SAP error message CNV_20320_CHECK031 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the activity type configuration in the controlling area.
  
  Cause:
  The error message CNV_20320_CHECK031 is triggered when:
  
  An activity type is assigned to a controlling area, but the unit of measure (UoM) associated with that activity type is not compatible or is missing.
  The activity type is not properly defined in the controlling area, or there may be inconsistencies in the configuration.
  The unit of measure for the activity type does not match the expected unit of measure for the controlling area.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Activity Type Configuration:
  
  Go to the SAP GUI and navigate to the configuration for activity types in the controlling area.
  Ensure that the activity type is correctly defined and that it has a valid