The same error
An error occurred while loading the game with MechJeb2
[EXC 15:15:56.533] ReflectionTypeLoadException: Exception of type 'System.Reflection.ReflectionTypeLoadException' was thrown.
System.Reflection.Assembly.GetTypes () (at <ad04dee02e7e4a85a1299c7ee81c79f6>:0)
AssemblyLoader.GetTypesOfClassesImplementingInterface[T] () (at <9d71e4043e394d78a6cf9193ad011698>:0)
Expansions.Missions.MissionsUtils.InitialiseAdjusterTypes () (at <9d71e4043e394d78a6cf9193ad011698>:0)
Expansions.ExpansionsLoader+<LoadExpansions>d__21.MoveNext () (at <9d71e4043e394d78a6cf9193ad011698>:0)
UnityEngine.SetupCoroutine.InvokeMoveNext (System.Collections.IEnumerator enumerator, System.IntPtr returnValueAddress) (at <5aeafee3fea24f37abd1315553f2cfa6>:0)
After disable MechJeb2 KSP loads correctly
I believe for the update