How To Fix CNV_IUUC_REPLICATION345 - &1 &2 &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_IUUC_REPLICATION - IUUC replication messages (HANA)

• Message number: 345

• Message text: &1 &2 &3 &4

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_IUUC_REPLICATION345 - &1 &2 &3 &4 ?

  The SAP error message CNV_IUUC_REPLICATION345 typically relates to issues encountered during the data replication process in SAP systems, particularly when using the SAP Landscape Transformation (SLT) Replication Server. This error can occur due to various reasons, such as configuration issues, data inconsistencies, or problems with the source or target systems.
  Cause:
  
  Configuration Issues: Incorrect settings in the SLT configuration can lead to replication errors.
  Data Inconsistencies: If there are inconsistencies in the data being replicated, it can trigger this error.
  Network Issues: Problems with network connectivity between the source and target systems can cause replication failures.
  Database Locks: If the source database is locked or if there are long-running transactions, it may prevent the replication process from completing.
  Missing or Incorrect Table Structures: If the target table structure does not match the source table structure, it can lead to replication errors.
  
  Solution:
  
  Check Configuration: Review the SLT configuration settings to ensure they are correct. This includes checking the connection settings, replication settings, and any filters that may be applied.
  Data Consistency Check: Verify the data in the source system for any inconsistencies or issues that may prevent replication.
  Network Connectivity: Ensure that there are no network issues between the source and target systems. Check for firewalls, VPNs, or other network configurations that may affect connectivity.
  Monitor Database Locks: Use database monitoring tools to check for locks or long-running transactions in the source database. Resolve any issues found.
  Table Structure Verification: Ensure that the target table structure matches the source table structure. If there are discrepancies, adjust the target table accordingly.
  Check Logs: Review the SLT logs for more detailed error messages that can provide additional context on the issue. The logs can often point to the specific cause of the error.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SLT Documentation: Refer to the official SAP documentation for SLT for best practices and configuration guidelines.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.