Downloading the player and accepting the security warning does not connect or abruptly disconnects.

Please follow the steps below to fix this issue:

1. Reboot your machine (In case there are drivers still lingering in memory)
2. Delete your .proof folder in directory [C:\Users\YOU_USERNAME\.proof].
3. Clear your Java cache by going to Configure Java > General Tab > Settings > Delete Files
4. Now login to Subject7 and try to run your test