| Error | Likely Cause | Solution | |-------|--------------|----------| | | Insufficient permissions | Run installer as administrator/sudo | | “Invalid File Installation Key” | Typo or expired key | Copy key exactly; contact license admin | | Download fails / corrupt archive | Network interruption | Use ISO or verify MD5 checksum | | Java errors during startup | Old Java version | Install Java 8 (MATLAB R2018b requires Java 8) | | Missing libXt.so.6 (Linux) | Missing X11 library | sudo apt install libxt6 |
: Mojave (10.14), High Sierra (10.13), or Sierra (10.12). install matlab 2018b
If the automated process fails, or for server-based licenses, you may need to provide a License File ( .lic ) obtained from the MathWorks License Center. | Error | Likely Cause | Solution |
Even if the installation succeeds, you must activate. If you skipped activation, every launch will show a "License Manager Error -9". If you skipped activation, every launch will show