with version Star Trek Eras 0.0.2
there are two crashes when using this mod + Nexerelin
when i selected "Enable Random Core Worlds"
then Klingons and Federation lead to crash
both factions are enabled by default, one must disable those to avoid crash
so far no crash with Vulkan, Borg, Romulans enabled
1st crash : enabled : Klingon Empire
Spoiler
... cut off to offending part
278386 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Picking undesirable planets: 8
278390 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Preparing stations
278391 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Populating sector
278392 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for neutrinocorp
278392 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Turms (PLANET), faction neutrinocorp
278394 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for pirates
278394 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Gamma Flamma I (PLANET), faction pirates
278395 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for Lte
278395 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Neth (PLANET), faction Lte
278396 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for al_ars
278396 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Echion (PLANET), faction al_ars
278470 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for romulan_empire
278470 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Beta Gorilous II (PLANET), faction romulan_empire
278472 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for sylphon
278472 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Cipactli (PLANET), faction sylphon
278473 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for shadow_industry
278473 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Nibiru (PLANET), faction shadow_industry
278474 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for diableavionics
278475 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for City of Brass (PLANET), faction diableavionics
278476 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for borg
278476 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Alpha Vuzgrimeti I (PLANET), faction borg
278478 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for pack
278478 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Wyrm (PLANET), faction pack
278481 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Processing faction HQ for klingon_empire
278481 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Ultima Kowal (MOON), faction klingon_empire
278503 [Thread-4] ERROR com.fs.starfarer.combat.CombatMain - java.lang.NullPointerException
java.lang.NullPointerException
at exerelin.utilities.ExerelinFactionConfig.getRandomDefenceStation(ExerelinFactionConfig.java:613)
at exerelin.world.NexMarketBuilder.initMarket(NexMarketBuilder.java:541)
at exerelin.world.NexMarketBuilder.initMarket(NexMarketBuilder.java:492)
at exerelin.world.ExerelinProcGen.populateSector(ExerelinProcGen.java:1537)
at exerelin.world.ExerelinProcGen.generate(ExerelinProcGen.java:1060)
at exerelin.plugins.ExerelinModPlugin.onNewGameAfterProcGen(ExerelinModPlugin.java:310)
at com.fs.starfarer.campaign.save.CampaignGameManager.super(Unknown Source)
at com.fs.starfarer.title.TitleScreenState.dialogDismissed(Unknown Source)
at com.fs.starfarer.ui.N.dismiss(Unknown Source)
at com.fs.starfarer.ui.impl.K.dismiss(Unknown Source)
at com.fs.starfarer.campaign.save.if.actionPerformed(Unknown Source)
at com.fs.starfarer.ui.newnew.buttonPressed(Unknown Source)
at com.fs.starfarer.ui.I.?00000(Unknown Source)
at com.fs.starfarer.ui.I.processInput(Unknown Source)
at com.fs.starfarer.ui.O0Oo.o00000(Unknown Source)
at com.fs.starfarer.BaseGameState.traverse(Unknown Source)
at com.fs.state.AppDriver.begin(Unknown Source)
at com.fs.starfarer.combat.CombatMain.main(Unknown Source)
at com.fs.starfarer.StarfarerLauncher$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
2nd crash : enabled : United Federation of Planets
Spoiler
650450 [Thread-4] INFO exerelin.world.ExerelinNewGameSetup - Adding free station Lost Customs for united_federation
650450 [Thread-4] INFO exerelin.world.NexMarketBuilder - Creating market for Lost Customs (STATION), faction united_federation
650473 [Thread-4] ERROR com.fs.starfarer.combat.CombatMain - java.lang.RuntimeException: Industry [fed_station_0_STANDARD] not found
java.lang.RuntimeException: Industry [fed_station_0_STANDARD] not found
at com.fs.starfarer.campaign.econ.Market.addIndustry(Unknown Source)
at com.fs.starfarer.campaign.econ.Market.addIndustry(Unknown Source)
at exerelin.world.NexMarketBuilder.addIndustry(NexMarketBuilder.java:311)
at exerelin.world.NexMarketBuilder.addMilitaryStructures(NexMarketBuilder.java:468)
at exerelin.world.NexMarketBuilder.initMarket(NexMarketBuilder.java:563)
at exerelin.world.ExerelinProcGen.createStation(ExerelinProcGen.java:1138)
at exerelin.world.ExerelinProcGen.populateSector(ExerelinProcGen.java:1660)
at exerelin.world.ExerelinProcGen.generate(ExerelinProcGen.java:1060)
at exerelin.plugins.ExerelinModPlugin.onNewGameAfterProcGen(ExerelinModPlugin.java:310)
at com.fs.starfarer.campaign.save.CampaignGameManager.super(Unknown Source)
at com.fs.starfarer.title.TitleScreenState.dialogDismissed(Unknown Source)
at com.fs.starfarer.ui.N.dismiss(Unknown Source)
at com.fs.starfarer.ui.impl.K.dismiss(Unknown Source)
at com.fs.starfarer.campaign.save.if.actionPerformed(Unknown Source)
at com.fs.starfarer.ui.newnew.buttonPressed(Unknown Source)
at com.fs.starfarer.ui.I.?00000(Unknown Source)
at com.fs.starfarer.ui.I.processInput(Unknown Source)
at com.fs.starfarer.ui.O0Oo.o00000(Unknown Source)
at com.fs.starfarer.BaseGameState.traverse(Unknown Source)
at com.fs.state.AppDriver.begin(Unknown Source)
at com.fs.starfarer.combat.CombatMain.main(Unknown Source)
at com.fs.starfarer.StarfarerLauncher$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
[/script]