Go into Appdata\Roaming and delete the .technic and/or .techniclauncher files. that worked for me so I hope it works for y'all. If it doesn't... well then I got nothing.
I was having the same problem here 4 years later and what you said works! Cheers!
(Mac) Launcher Assets Will Not Download!
in Technic Launcher
Posted
I was having the same problem here 4 years later and what you said works! Cheers!