Launcher suddenly detecting no versions, reinstall didn't help

[Info: 2020-11-23 08:28:59.4694134: GameVersionManager.cpp(125)] Parsing version 1.16.4-pre1
[Warning: 2020-11-23 08:28:59.4708623: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.16.4-pre1\1.16.4-pre1.json.complianceLevel: Unknown key
[Info: 2020-11-23 08:28:59.4713119: GameVersionManager.cpp(125)] Parsing version 1.16.4-pre2
[Warning: 2020-11-23 08:28:59.4726969: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.16.4-pre2\1.16.4-pre2.json.complianceLevel: Unknown key
[Info: 2020-11-23 08:28:59.4731306: GameVersionManager.cpp(125)] Parsing version 1.16.4-rc1
[Warning: 2020-11-23 08:28:59.4745554: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.16.4-rc1\1.16.4-rc1.json.complianceLevel: Unknown key
[Info: 2020-11-23 08:28:59.4750421: GameVersionManager.cpp(125)] Parsing version 1.8.9
[Info: 2020-11-23 08:28:59.4760146: GameVersionManager.cpp(125)] Parsing version 1.8.9-forge1.8.9-11.15.1.2318-1.8.9
[Warning: 2020-11-23 08:28:59.4762610: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[10].checksums: Unknown key
[Warning: 2020-11-23 08:28:59.4762786: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[10].clientreq: Unknown key
[Warning: 2020-11-23 08:28:59.4762923: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[10].serverreq: Unknown key
[Warning: 2020-11-23 08:28:59.4763086: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[11].checksums: Unknown key
[Warning: 2020-11-23 08:28:59.4763229: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[11].clientreq: Unknown key
[Warning: 2020-11-23 08:28:59.4763364: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[11].serverreq: Unknown key
[Warning: 2020-11-23 08:28:59.4763495: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[12].checksums: Unknown key
[Warning: 2020-11-23 08:28:59.4763623: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[12].clientreq: Unknown key
[Warning: 2020-11-23 08:28:59.4763750: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[12].serverreq: Unknown key
[Warning: 2020-11-23 08:28:59.4763877: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[13].checksums: Unknown key
[Warning: 2020-11-23 08:28:59.4764008: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[13].clientreq: Unknown key
[Warning: 2020-11-23 08:28:59.4764136: GameVersionManager.cpp(153)] C:\Users\Andrew\AppData\Roaming\.minecraft\versions\1.8.9-forge1.8.9-11.15.1.2318-1.8.9\1.8.9-forge1.8.9-11.15.1.2318-1.8.9.json.libraries[13].serverreq: Unknown key

No versions are loading at all, launcher logs spam the above error for every version.