When I try to upload any image using the admin control panel all I get is an "invalid files" error. I tried uploading png, jpg, gif, all to no avail. Image uploads from other places seem to work fine.
I tried with Settings/Uploads/Allowed File Extensions set to png/jpg as well as empty.
Updated to v1.15.0-rc.2 (master)
No plugins are activated, forum updated from v1.11.1
Node.js v14.15.0
macOS 10.15.7, Safari 14.0
2020-10-27T22:32:08.133Z [4567/3076] - [31merror[39m: /api/admin/uploadOgImage
Error: invalid-files
at validateFiles (/root/nodebb/src/middleware/index.js:106:15)
at Layer.handle [as handle_request] (/root/nodebb/node_modules/express/lib/router/layer.js:95:5)
at next (/root/nodebb/node_modules/express/lib/router/route.js:137:13)
at Form.<anonymous> (/root/nodebb/node_modules/connect-multiparty/index.js:114:7)
at Form.emit (events.js:315:20)
at emitCloseNT (internal/streams/destroy.js:87:10)
at processTicksAndRejections (internal/process/task_queues.js:79:21)
2020-10-27T22:32:15.145Z [4567/3076] - [31merror[39m: /api/admin/uploadfavicon
Error: invalid-files
at validateFiles (/root/nodebb/src/middleware/index.js:106:15)
at Layer.handle [as handle_request] (/root/nodebb/node_modules/express/lib/router/layer.js:95:5)
at next (/root/nodebb/node_modules/express/lib/router/route.js:137:13)
at Form.<anonymous> (/root/nodebb/node_modules/connect-multiparty/index.js:114:7)
at Form.emit (events.js:315:20)
at emitCloseNT (internal/streams/destroy.js:87:10)
at processTicksAndRejections (internal/process/task_queues.js:79:21)
2020-10-27T22:33:08.635Z [4567/3076] - [31merror[39m: /api/admin/uploadlogo
Error: invalid-files
at validateFiles (/root/nodebb/src/middleware/index.js:106:15)
at Layer.handle [as handle_request] (/root/nodebb/node_modules/express/lib/router/layer.js:95:5)
at next (/root/nodebb/node_modules/express/lib/router/route.js:137:13)
at Form.<anonymous> (/root/nodebb/node_modules/connect-multiparty/index.js:114:7)
at Form.emit (events.js:315:20)
at emitCloseNT (internal/streams/destroy.js:87:10)
at processTicksAndRejections (internal/process/task_queues.js:79:21)