How To Fix CNV_20000191 - Decision not taken to Convert table T001B(OPVAR variant)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20000 - Messages for fiscal year change

• Message number: 191

• Message text: Decision not taken to Convert table T001B(OPVAR variant)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20000191 - Decision not taken to Convert table T001B(OPVAR variant) ?

  The SAP error message CNV_20000191 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or other data conversion tools. This specific error indicates that a decision has not been made regarding the conversion of the table T001B, which is related to the company code data in SAP.
  Cause:
  The error can arise due to several reasons:
  
  Configuration Issues: The conversion process may not have the necessary configuration settings to determine how to handle the T001B table.
  Missing Mapping: There may be a lack of mapping or transformation rules defined for the data in T001B.
  Inconsistent Data: The data in the source system may not be consistent or complete, leading to ambiguity in how to convert it.
  Custom Logic: If there are custom developments or enhancements that affect the T001B table, the conversion tool may not know how to process these.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Configuration: Review the configuration settings in the migration tool to ensure that the T001B table is included in the conversion process and that the necessary rules are defined.
  Define Mapping: If there are specific mapping or transformation rules required for T001B, ensure they are properly defined in the migration cockpit or relevant tool.
  Data Validation: Validate the data in the source system for completeness and consistency. Address any data quality issues that may prevent conversion.
  Review Documentation: Consult the SAP documentation or notes related to the migration process for any specific instructions regarding the T001B table.
  Custom Logic Review: If there are custom developments, review them to ensure they are compatible with the migration process and do not interfere with the conversion of T001B.
  Consult SAP Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with details of the error and the context in which it occurs.
  
  Related Information:
  
  Table T001B: This table contains company code data related to the organizational structure in SAP. It is essential for financial and controlling processes.
  Migration Cockpit: The SAP S/4HANA Migration Cockpit is a tool designed to facilitate the migration of data from legacy systems to SAP S/4HANA.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling this error.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to proceed with the data conversion process.