How to solve “Can’t find VVDI2” error after update?

vvdi2 error

VVDI2 latest version is V4.0.0. And we received feedback that after update vvdi2 firmware,and then use the VVDI2,but it shows the error that “Error-Can’t find vvdi2,reconnect VVDI2 and try again” like the following pic shows: Then we found the software… Continue Reading