Different Firmware on each side of my VESC, unable to flash, help needed

[Excess]

Which vesc tool are you using?

That guide would just link you to the current version.

Have you tried to load older versions of the vesc tool and flash the bootloader from them and then firmware?

Precompiled VESC Tool Archive

Since each build of the VESC Tool is compatible with only a few particular versions of the VESC Firmware, every now and then we find ourselves searching around for a place to download a precompiled executable of one of the older versions. When faced with this situation you either have to find it by googling, ask around on the forum, or download the source code and compile it yourself. All of these take time and can turn a simple task into a real pain. To remedy this, we have decided to crowdsou…