VAB Category Fail

Hey, I have a heavily modded install (I know), and I am having a problem where the VAB categories are failing if I click on "Filter by Cross Section". It does not refresh the list of parts, and continues to fail to refresh the list after this point, until I exit the VAB. Effectively, this part of the filters is broken for me at this time. I see a tab with a "?" which is the default option, situated above "Mk2". It does not have a tooltip. I am getting the following error when I use the

I'm sorry, totally forgot about the next step Two things: 1) I'm not quiet sure if this is a bug which needs to be fixed by SQUAD or by the mod makers and was hoping for some responses on the bugtracker 2) If you want to fix it right now, you can inform every mod creator about the issue and wait for an update or do it on your own. There are two possibilities to fix it on your own. If you want to get it right, you have to check each part config for the entry and if it is missi