How To Fix VC2OD_DMT_ASSIST042 - Data type '&1' of characteristic &2 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: VC2OD_DMT_ASSIST - Message Class for Dependency Maintenance Table

• Message number: 042

• Message text: Data type '&1' of characteristic &2 is not allowed

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 VC2OD_DMT_ASSIST042 - Data type '&1' of characteristic &2 is not allowed ?

  The SAP error message VC2OD_DMT_ASSIST042 indicates that there is an issue with the data type of a characteristic in the context of variant configuration or master data management. Specifically, it means that the data type of the characteristic you are trying to use is not allowed in the current context.
  Cause:
  
  Incompatible Data Type: The characteristic you are trying to use has a data type that is not compatible with the operation you are attempting. For example, if the characteristic is defined as a string but you are trying to use it in a numerical context.
  Configuration Settings: The settings in the variant configuration or the master data may not allow for the specific data type you are trying to use.
  Custom Development: If there are custom developments or enhancements in your SAP system, they may not support the data type of the characteristic.
  
  Solution:
  
  Check Characteristic Definition: Go to the characteristic definition in the SAP system and verify the data type. Ensure that it is set to a type that is compatible with the operation you are performing.
  Modify Data Type: If the data type is incorrect, you may need to change it to a compatible type. This may involve re-defining the characteristic in the system.
  Review Configuration Settings: Check the configuration settings related to the variant configuration or master data management to ensure that they allow for the data type you are using.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific data types allowed for characteristics in your version of SAP.
  Testing: After making changes, test the configuration to ensure that the error no longer occurs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: You may need to use transaction codes like CT04 (Characteristic Maintenance) or CU01 (Create Configuration Profile) to review and modify characteristics.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.