Please follow below-mentioned troubleshooting steps to cross check if interface is working correctly :
1. Internet connectivity on machine.
2. Room Type Mapping
eZee Frontdesk Configuration >> Property Setup>>Room Types >>Web Room Type Configuration
Screenshots :
Path: eZee Frontdesk Configuration >> Property Setup>>Rate Type>>Options>>Centrix Configuration
Screenshot:
4. Integration configuration in eZee FDc
After checking above steps, if all mapping and integration is ok, you can click on Retrieve Web Reservation Button again to check and confirm.