I almost had to do this because of a problem with my newly-renewed license. I was told (by the TSA) to arrive several hours early with as much documentation as

I almost had to do this because of a problem with my newly-renewed license. I was told (by the TSA) to arrive several hours early with as much documentation as I could expecting to fill out a lot of paperwork and be interviewed. In the end I got my license situation resolved in time, but it sounded like a huge deal and I'm curious about more details of your experience has been having actually done it..