How To Fix WSUBST020 - Error while displaying log; RC = &1

WSUBST020 - Overview

• Message type: E = Error

• Message class: WSUBST - Substitution Article Handling

• Message number: 020

• Message text: Error while displaying log; RC = &1

What causes this issue?

An error occurred while the system was displaying the application log.

System Response

The system displays a message for the following error codes:
<ZH>Error code 1</>
Error while converting the display profile
<ZH>Error code 2</>
An internal error occurred
<ZH>Error code 3</>
No data exists in the application log
<ZH>Error code 4</>
You are not authorized to display the application log

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 WSUBST020 - Error while displaying log; RC = &1 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WSUBST020 - Error while displaying log; RC = &1
  
  Meaning / 
  Cause:
  
  The error WSUBST020 occurs when there is a problem displaying the log of a background job or a spool request.
  The RC = &1 is a return code (RC) that indicates the specific reason for the failure. The actual numeric value replaces &1 in the message.
  Common causes include:
  The log or spool request is missing or has been deleted.
  Authorization issues preventing the user from accessing the log.
  Inconsistencies or corruption in the spool or job log data.
  System or database issues affecting retrieval of the log.
  The log is too large or the system is under heavy load, causing timeout or memory issues.
  
  
  
  
  Typical Scenarios:
  
  When you try to display the job log via transaction SM37 or spool log via SP01, and the system cannot retrieve or display the log.
  When a background job has finished but