How To Fix RT451 - &1 Alerts automatically completed, as free space fell below &2 %

RT451 - Overview

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 451

• Message text: &1 Alerts automatically completed, as free space fell below &2 %

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 RT451 - &1 Alerts automatically completed, as free space fell below &2 % ?

  The SAP error message RT451 indicates that alerts have been automatically completed because the free space in the database or file system has fallen below a specified threshold percentage. This is a critical warning that suggests that the system is running low on storage space, which can lead to performance issues or even system failures if not addressed.
  
  Cause:
  
  Low Disk Space: The primary cause of this error is that the available disk space on the server hosting the SAP system has dropped below the defined threshold.
  Data Growth: Rapid growth in data volume due to increased transactions, logs, or other data accumulation can lead to this situation.
  Retention Policies: Ineffective data retention policies may result in old data not being archived or deleted, consuming valuable space.
  Temporary Files: Accumulation of temporary files or logs that are not being cleared can also contribute to low disk space.
  
  
  Solution:
  
  
  Free Up Space:
  
  Delete Unnecessary Files: Identify and delete any