I have these messages in the log :

[19:47:43.549] [Error] Application: exception thrown, shutting down: (ObjectException) Error loading object '/objects/protectorate/objects/protectoratelobbylockers/protectoratelobbylockers2.object': (MaterialException) Error loading material file /tiles/ExtendedLogic/Interactors/drillstop.material
Caused by: (MaterialException) Duplicate material id 17500 found for material drillstop
[0] 13fc322b3 Star::captureStack
[1] 13fc3103e Star::StarException::StarException
[2] 13fe9502a Star::ObjectException::format<Star::String,Star::OutputProxy>
[3] 1404e3377 `Star::ObjectDatabase::readConfig'::`1'::catch$1015
[4] 7fef9a6c220 _C_specific_handler
[5] 7fef9a629b2 _FrameUnwindFilter
[6] 775eb4d1 RtlRestoreContext
[7] 13fea0c04 Star::ObjectDatabase::readConfig
[8] 13fe9775a <lambda_95d5e6debe45cf2b8dc1b201a32a1bbd>::operator()
[9] 13fe9757d <lambda_137b2ca14fae88454657b4bacf655872>::operator()
[10] 13fe95111 Star::LruCacheBase<Star::OrderedMapWrapper<std::unordered_map,Star::String,std::pair<__int64,std::shared_ptr<Star::ObjectConfig> >,Star::BlockAllocator<std::pair<Star::String const ,std::pair<__int64,std::shared_ptr<Star::ObjectConfig> > >,1024>,Star::hash<Star::String,void>,std::equal_to<Star::String> > >::get<<lambda_137b2ca14fae88454657b4bacf655872> >
[11] 13fe9ae09 Star::ObjectDatabase::getConfig
[12] 13fd8dd35 Star::ItemDatabase::addObjectItems
[13] 13fd87e35 Star::ItemDatabase::ItemDatabase
[14] 13ff891b5 std::make_shared<Star::ItemDatabase>
[15] 13ff8e639 <lambda_c979fe2661440bde921b022a5da87f15>::operator()
[16] 13ff7ffcf std::_Invoker_functor::_Call<<lambda_c979fe2661440bde921b022a5da87f15> & __ptr64>
[17] 13ff83f16 std::invoke<<lambda_c979fe2661440bde921b022a5da87f15> & __ptr64>
[18] 13ff817b9 std::_Invoke_ret<std::shared_ptr<Star::ItemDatabase>,<lambda_c979fe2661440bde921b022a5da87f15> & __ptr64>
[19] 13ff90a46 std::_Func_impl<<lambda_c979fe2661440bde921b022a5da87f15>,std::allocator<int>,std::shared_ptr<Star::ItemDatabase> >::_Do_call
[20] 13ff8eca7 std::_Func_class<std::shared_ptr<Star::AiDatabase> >::operator()
[21] 13ff85f03 Star::Root::loadMemberFunction<Star::ItemDatabase>
[22] 13ff84499 Star::Root::loadMember<Star::ItemDatabase>
[23] 13ff95a02 Star::Root::itemDatabase
[24] 13ff80120 std::_Invoker_pmf_pointer::_Call<std::shared_ptr<Star::ProjectileDatabase const > (__cdecl Star::Root::*)(void) __ptr64,Star::Root * __ptr64 & __ptr64>
[25] 13ff83ae9 std::invoke<std::shared_ptr<Star::PatternedNameGenerator const > (__cdecl Star::Root::*& __ptr64)(void) __ptr64,Star::Root * __ptr64 & __ptr64>
[26] 13ff814ec std::_Invoke_ret<std::shared_ptr<Star::Configuration> (__cdecl Star::Root::*& __ptr64)(void) __ptr64,Star::Root * __ptr64 & __ptr64>
[27] 13ff801ae std::_Call_binder<std::_Unforced,0,std::shared_ptr<Star::StatusEffectDatabase const > (__cdecl Star::Root::*)(void) __ptr64,std::tuple<Star::Root * __ptr64>,std::tuple<> >
[28] 13ff7f89e std::_Binder<std::_Unforced,std::shared_ptr<Star::CodexDatabase const > (__cdecl Star::Root::*)(void) __ptr64,Star::Root * __ptr64 const>::operator()<>
[29] 13ff903c2 std::_Func_impl<Star::SwallowReturn<std::_Binder<std::_Unforced,std::shared_ptr<Star::StatusEffectDatabase const > (__cdecl Star::Root::*)(void) __ptr64,Star::Root * __ptr64 const> >,std::allocator<int>,void>::_Do_call
[30] 13fc2910b <lambda_7b083dc4bdd496712d99e51bb49515b5>::operator()
[31] 13fc29eb2 Star::WorkerPool::WorkerThread::run
[32] 13fc2edde Star::ThreadImpl::runThread
[33] 774959bd BaseThreadInitThunk
[34] 775ca2e1 RtlUserThreadStart

You should change the itemid