Open PROGRAM\console.c and below:
Add:
Load your savegame, press F12 and see if things are back to normal now.
Code:
void ExecuteConsole()
{
ref pchar = GetMainCharacter();
if (!bSeaActive) ref lcn = &Locations[FindLocation(pchar.location)];
ref ch;
int i;
int limit;
Code:
DeleteAttribute(pchar, "boardingmodels");