How To Fix 0S185 - Error "&" occurred while opening the trace file

SAP Error Message - Details

• Message type: E = Error

• Message class: 0S - Messages for the SQL trace

• Message number: 185

• Message text: Error "&" occurred while opening the trace file

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 0S185 - Error "&" occurred while opening the trace file ?

  The SAP error message 0S185, which states "Error '&' occurred while opening the trace file," typically indicates that there is an issue with accessing or opening a trace file in the SAP system. This can happen for various reasons, and understanding the cause is essential for finding a solution.
  Possible Causes:
  
  File Permissions: The user or process trying to access the trace file may not have the necessary permissions to read or write to the file.
  File Path Issues: The specified path to the trace file may be incorrect or the file may not exist at the specified location.
  File System Issues: There may be issues with the underlying file system, such as disk space being full or the file system being in a read-only state.
  Trace File Corruption: The trace file itself may be corrupted or damaged, preventing it from being opened.
  SAP System Configuration: There may be configuration issues within the SAP system that affect how trace files are handled.
  
  Solutions:
  
  Check Permissions: Ensure that the user or process has the appropriate permissions to access the trace file. You may need to adjust the file permissions or ownership.
  Verify File Path: Double-check the path specified for the trace file. Ensure that the file exists and that the path is correct.
  Check Disk Space: Verify that there is sufficient disk space on the file system where the trace file is located. If the disk is full, free up space.
  Inspect File System: Check the file system for any issues, such as being in a read-only state. You may need to remount the file system or resolve any underlying issues.
  Review SAP Configuration: Look into the SAP system configuration related to trace files. Ensure that the settings are correct and that the system is configured to handle trace files properly.
  Delete or Rename Corrupted Files: If the trace file is corrupted, consider deleting or renaming it so that a new trace file can be created.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error. SAP frequently updates its knowledge base with solutions for known issues.
  Transaction Codes: Use transaction codes like ST01 (System Trace) or ST05 (SQL Trace) to gather more information about the trace files and any related errors.
  System Logs: Review system logs (SM21) for any additional error messages or warnings that may provide context for the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.