How To Fix IUUC_IMIG028 - Initial migration of &1 tables not yet completed

IUUC_IMIG028 - Overview

• Message type: E = Error

• Message class: IUUC_IMIG - IUUC@IMIG Incremental migration (MDS)

• Message number: 028

• Message text: Initial migration of &1 tables not yet completed

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.

IUUC_IMIG028 - Details

• The SAP error message IUUC_IMIG028 indicates that the initial migration of the specified tables has not yet been completed. This error typically occurs in the context of SAP Landscape Transformation (SLT) or when using SAP Data Services for data replication or migration.
  
  Cause:
  The error arises when the initial load of data from the source system to the target system has not been fully executed. This can happen due to several reasons, including:
  
  Incomplete Initial Load: The initial data migration process was interrupted or failed, leaving some tables in an incomplete state.
  
  Configuration Issues: There may be misconfigurations in the SLT or data replication settings that prevent the initial load from completing.
  Performance Issues: High load on the source or target system can lead to timeouts or failures in the data migration process.
  Data Volume: Large volumes of data can take a significant amount of time to migrate, and if the process is not monitored, it