How To Fix PU171 - Error synchronizing DB buffers of application server &1

PU171 - Overview

• Message type: E = Error

• Message class: PU - Upgrade and Transport Log Messages

• Message number: 171

• Message text: Error synchronizing DB buffers of application server &1

What causes this issue?

Data was imported into the R/3 System database using a transport. If
the data involved is buffered data, you must synchronize the database
buffers of the R/3 System so that the R/3 System does not continue
working with old data.
An error occurred synchronizing the database buffers of the application
server &V1&.

System Response

The R/3 System may be operating with old data. The imported data may
not be visible or may be only partly visible in the R/3 System.

How to fix this error?

Analyze the <DS:TRAN.SM21>SysLog</> of the application server &V1&. It
contains more detailed information on the cause of the error.
If you have access to the OSS Notes, run a search there using the key
words:
PU171
SBUF_SYNCHRONIZE

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PU171 - Error synchronizing DB buffers of application server &1 ?

  The SAP error message PU171 indicates an issue with synchronizing database buffers on an application server. This error typically arises in environments where multiple application servers are involved, and it can be related to various factors, including configuration issues, network problems, or database inconsistencies.
  
  Cause:
  
  Network Issues: Problems with the network connection between the application server and the database can lead to synchronization failures.
  Database Locking: If the database is locked or busy, it may not allow the application server to synchronize its buffers.
  Configuration Errors: Incorrect settings in the SAP system configuration can lead to synchronization issues.
  Database Performance: High load on the database or performance issues can prevent timely synchronization.
  Version Mismatch: If there are discrepancies in the versions of the application server and the database, it may lead to synchronization problems.
  
  
  Solution:
  
  Check Network Connectivity: Ensure that the network connection between the application server and the database is stable and functioning correctly.
  Review Database Locks: Use