If the above steps don't resolve the issue, try:
The "License Check Failed" message is essentially an authentication failure. The software asked for permission to proceed, and the system (or the server it is contacting) denied the request. Common causes include: qcc license check failed
This is a silent killer. FlexNet licenses have a cryptographic timestamp. If your computer’s clock is off by more than 5 minutes (due to a dead CMOS battery or manual misconfiguration), the server interprets the request as a replay attack and returns "License check failed." If the above steps don't resolve the issue,
To avoid encountering the "QCC License Check Failed" error: FlexNet licenses have a cryptographic timestamp
Locate a folder named Logs or Cache and clear the contents. (Note: Do not delete actual license files ending in .lic ). 5. Sync System Time
Check if your license is still active by logging into the QNX License Management portal. If you are using a professional license, ensure the "development seat" is correctly assigned to your current host ID.