Aquanaut

I had the same problem... I removed all mods I had and reinstalled them one by one. So in my case it was KTwitter, after removing it everything works fine so far. KSP: 1.0.5 (Win32) - Unity: 4.6.4f1 - OS: Windows 7 Service Pack 1 (6.1.7601) 64bit Ferram Aerospace Research - 0.15.5.2 Kerbal Construction Time - 1.2.3 KSP-AVC Plugin - 1.1.5 ModularFlightIntegrator - 1.1.2 StageRecovery - 1.5.8 TextureReplacer - 2.4 Kerbal Alarm Clock - 3.4 Transfer Window Planner - 1.3.1 USI-LS - 0.1.4