How To Fix SLIC105 - Invalid license key (see long text)

SLIC105 - Overview

• Message type: E = Error

• Message class: SLIC - saplicense Messages

• Message number: 105

• Message text: Invalid license key (see long text)

What causes this issue?

You have attempted to install a license key.

System Response

The system has reported that this license key is invalid. The license
key was not installed.

How to fix this error?

Check character-by-character that you entered the key correctly.
If the license key in the file that you received from SAP is very long
(more than 400 characters), it is probably a digitally-signed license
key. Switch to the screen for administering digitally-signed license
keys ("New Licenses" function) and install the key there.

Error message extract from SAP system. Copyright SAP SE.

SLIC105 - Details

• The SAP error message SLIC105, which indicates "Invalid license key," typically arises when there is an issue with the license key configuration in your SAP system. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Incorrect License Key: The license key entered may be incorrect or not matching the system's configuration.
  Expired License: The license key may have expired, and the system is no longer authorized to run.
  System Configuration Changes: Changes in the system configuration (like hardware changes) can lead to a mismatch with the existing license key.
  License Key Not Installed: The license key may not have been installed properly or at all.
  SAP System Type Mismatch: The license key may not be valid for the specific type of SAP system (e.g., development, quality assurance, production).
  
  
  Solution:
  
  Verify License Key: Check the license key you are using against the one provided by SAP. Ensure that it is entered correctly.
  Check License Validity: Confirm that