Are you running CouchPotato v2? I don't remember if Qouch can connect to CPv1, but you need to be running CPv2 (and have the API access turned on in settings) to connect to it from Constellation.
HTPC 1: 64-bit Quad Core 3.4GHz Athlon X4 / 16GB DDR3 / (8) 2TB / 42" Vizio / Windows 8.1 (x64) / IIS 8.5 HTPC 2: 64-bit Quad Core 2.0GHz / 8GB DDR3 / 1TB / Windows 8.1 (x64) / IIS 8.5 My Personal Blog - NewsDemon | Text size doesn't seem to be working anymore for signatures?