How To Fix PWWW126 - Error when writing log

PWWW126 - Overview

• Message type: E = Error

• Message class: PWWW - HR: Internet Scenarios

• Message number: 126

• Message text: Error when writing log

What causes this issue?

An error occurred when the system was writing the log. Nevertheless,
the chosen activity was performed.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PWWW126 - Error when writing log ?

  The SAP error message PWWW126, which indicates "Error when writing log," typically occurs in the context of the SAP Web Application Server or when dealing with the SAP Web Dispatcher. This error can arise due to various reasons, including issues with file permissions, disk space, or configuration settings.
  Causes:
  
  File Permissions: The user under which the SAP system is running may not have the necessary permissions to write to the log file directory.
  Disk Space: The disk where the log files are stored may be full, preventing new log entries from being written.
  
  Configuration Issues: There may be misconfigurations in the logging settings or paths defined in the SAP system.
  File System Issues: Problems with the underlying file system, such as corruption or read-only status, can also lead to this error.
  Network Issues: If the logs are being written to a remote location, network issues could prevent writing.
  
  Solutions:
  
  
  Check File Permissions:
  
  Ensure that the user running the SAP