what's the error message? what server are you trying to download from?
if you're trying to download from i.e. a TF2Center/serveme server with a custom/non-standard map it's likely because the map file doesn't exist on their fastDL (usually https://fakkelbrigade.eu/maps)
what's the error message? what server are you trying to download from?
if you're trying to download from i.e. a TF2Center/serveme server with a custom/non-standard map it's likely because the map file doesn't exist on their fastDL (usually [url=https://fakkelbrigade.eu/maps]https://fakkelbrigade.eu/maps[/url])
cl_downloadfilter mapsonly
cl_downloadfilter mapsonly