The error qcc license check failed typically occurs when the QNX C/C++ Compiler (qcc) cannot find or validate a valid license on your development host. This is often due to missing environment variables, expired licenses, or incorrect installation paths. 🛠️ Immediate Fixes
The error message “qcc license check failed” typically appears in engineering and simulation software environments, most notably within ANSYS products (such as ANSYS Fluent, Mechanical, or CFX) or other high-performance computing (HPC) applications that rely on license management systems. The error indicates that the software’s license validation process—specifically for the qcc (likely a low-level licensing or queue/communication component)—has been unsuccessful, preventing the software from running.
What is QCC?
Example (floating license):
Test license server connectivity
: You may have reached the maximum number of activations for your serial number. Windows Permissions
The software needs to know where to look for the credentials. Go to System Environment Variables. Check if there is a variable named QCC_LICENSE_FILE. qcc license check failed
Conclusion