How To Fix IUUC_CLOG_CORE123 - Write Runtime Information

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_CLOG_CORE - SLT Change Log Messages

• Message number: 123

• Message text: Write Runtime Information

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 IUUC_CLOG_CORE123 - Write Runtime Information ?

  The SAP error message IUUC_CLOG_CORE123 "Write Runtime Information" typically relates to issues encountered during the execution of the SAP Landscape Transformation (SLT) replication process. This error can occur when there are problems with the data transfer or logging mechanisms in the SLT system.
  Causes:
  
  Network Issues: Temporary network disruptions can lead to failures in data transfer.
  Database Locking: If the target database is locked or if there are issues with database connections, it can prevent data from being written.
  Configuration Errors: Incorrect configuration settings in the SLT system or the source/target systems can lead to replication issues.
  Insufficient Resources: Lack of memory or CPU resources on the SLT server can cause performance issues, leading to this error.
  Data Consistency Issues: If there are inconsistencies in the data being replicated, it may lead to runtime errors.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the source and target systems. You can use tools like ping