As you can see i can't log into Sketchbook pro...
Clicking X will bring up the window wit >Log in >Quit
Clicking login won't do anything, Quiting will try to send a report.
Tried to reinstall, nothing. I'm using win7.
Try installing the latest version of Internet Explorer.
https://support.microsoft.com/en-ca/help/18520/download-internet-explorer-11-offline-installer
See:
https://forums.autodesk.com/t5/sketchbook-forum/can-t-log-in-after-my-trial/td-p/7997355
Same here with the free version, i get this funky orange block and when i click sign in nothing happens, for a f ree service i thought it be at least polished up some
NOTE: The SketchBook Login screen uses web code from Internet Explorer 11.
Please download Internet Explorer 11 on your computer.
https://support.microsoft.com/en-ca/help/18520/download-internet-explorer-11-offline-installer
Once installed, run it once and set as default and try to run SketchBook.