How To Fix CNVMBT071 - Too many tables with decimal fields, please choose generic key

CNVMBT071 - Overview

• Message type: E = Error

• Message class: CNVMBT - Messages for MBT/API/PCL

• Message number: 071

• Message text: Too many tables with decimal fields, please choose generic key

Self-Explanatory Message

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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.

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CNVMBT071 - Details

• The SAP error message CNVMBT071 indicates that there are too many tables with decimal fields in the context of a data migration or conversion process. This error typically arises during the execution of a migration project, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  
  Cause:
  The error occurs because the system has encountered a situation where it cannot handle the number of tables that contain decimal fields. This is often due to the limitations in the migration tool's ability to process multiple decimal fields across various tables simultaneously. The specific threshold for "too many" can depend on the configuration and the version of the SAP system being used.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Choose a Generic Key: The error message suggests that you should choose a generic key for the migration. This means that instead of using specific keys for each table, you should opt for