GMV5 Home DC Inverter Multi VRF Units 
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This is a simplified software debugging procedure. For details, please read the following 
section. 
6.2 Troubleshooting 
6.2.1 Installation Faults 
  Faults that may occur during Gree Debugger setup. 
After you click "Install Gree Debugger‖ to run, the following promt is displayed. 
 
Cause: 
.Net Framework 4.0 is not installed. 
Troubleshooting: Install .Net Framework 4.0 first and then install Gree Debugger.