How To Fix IUUC_MAIN137 - For table &1, no primary key exists

IUUC_MAIN137 - Overview

• Message type: E = Error

• Message class: IUUC_MAIN - IUUC: Main Message class

• Message number: 137

• Message text: For table &1, no primary key exists

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IUUC_MAIN137 - For table &1, no primary key exists ?

  The SAP error message IUUC_MAIN137 indicates that there is no primary key defined for a specific table (denoted as &1) in the context of SAP's Data Replication or Change Data Capture (CDC) processes. This error typically arises when trying to replicate or capture changes from a table that lacks a primary key, which is essential for uniquely identifying records.
  
  Cause:
  
  Missing Primary Key: The table in question does not have a primary key defined. In SAP, primary keys are crucial for ensuring data integrity and for the replication process to function correctly.
  Table Type: The table might be a transparent table or a custom table that was created without a primary key.
  Replication Settings: The settings for the data replication or change data capture might not be configured to handle tables without primary keys.
  
  
  Solution:
  
  
  Define a Primary Key:
  
  If you have the necessary permissions, you can add a primary key to the table. This can be