I try to install WineHq today and i got

E: Type '<!DOCTYPE' is not known on line 1 in source list /etc/apt/sources.list.d/winehq.list
E: The list of sources could not be read.
Go to the repository dialog to correct the problem.
E: _cache->open() failed, please report.

now every time i goto update goto add or remove or even open my synaptic can someone help me fix this.