How To Fix CNV20201104 - For &, information on master table has not been maintained! -> long text!

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 104

• Message text: For &, information on master table has not been maintained! -> long text!

What causes this issue?

The master table for number range object &V1& is unknown, or
information about its contents is missing.
Besides, the related conversion routines are missing!

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

The necessary additions in table CNV_20201_NR_OBJ must be made.
Please contact the responsible developer at SAP Conversion Services.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201104 - For &, information on master table has not been maintained! -> long text! ?

  The SAP error message CNV20201104 typically indicates that there is an issue with the master data not being maintained for a specific object or entity in the system. This error is often encountered during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades.
  Cause:
  The error message suggests that the system is trying to access or process data related to a master table, but the necessary master data has not been maintained. This could be due to several reasons:
  
  Missing Master Data: The required master data records (e.g., customer, vendor, material) have not been created in the system.
  Incorrect Configuration: The configuration settings for the relevant master data may not be set up correctly.
  Data Migration Issues: During data migration, the master data may not have been transferred or loaded properly.
  Authorization Issues: The user may not have the necessary authorizations to access the master data.
  
  Solution:
  To resolve the CNV20201104 error, you can take the following steps:
  
  
  Check Master Data: Verify that the required master data exists in the system. For example, if the error pertains to a customer, ensure that the customer master record is created and active.
  
  
  Maintain Master Data: If the master data is missing, create the necessary records in the relevant master tables. This can be done through transaction codes like XD01 for customers, MK01 for vendors, or MM01 for materials.
  
  
  Review Configuration: Ensure that the configuration settings for the relevant master data are correctly set up. This may involve checking the customizing settings in the SAP system.
  
  
  Data Migration Review: If this error occurs during a data migration process, review the migration logs to identify any issues with the data load. Ensure that all necessary master data was included in the migration.
  
  
  Authorization Check: Ensure that the user executing the transaction has the necessary authorizations to access and maintain the master data.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration or conversion process you are using, as there may be additional steps or considerations.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for maintaining master data (e.g., XD01, MK01, MM01).
  SAP Notes: Check for any SAP Notes related to the CNV20201104 error for additional guidance or patches.
  Data Migration Tools: If you are using SAP S/4HANA Migration Cockpit or other data migration tools, review the documentation for those tools for specific requirements regarding master data.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.