Dont worry dude, just keep your head up and go for it again with more practice!!
I was doing my Taxi text, failed it 4 times over a year before i passed!! Never used the badge as im a minibus driver, but its now always there for me for back up!!
I thought you couldn't fail a cbt and if it it makes you feel any better Chris my 17 year old daughter passed her theory test last week, first time an all