Two parts have the same part name:
From the ModuleManager.ConfigCache:
First one:
UrlConfig { parentUrl = Hangar/Parts/AsteroidHangars/AsteroidHatch2.cfg PART { name = AsteroidHatchNew
Second one:
UrlConfig { parentUrl = Hangar/Parts/AsteroidHangars/AsteroidHatchNew.cfg PART { name = AsteroidHatchNew