Starsector crash with Arkships

825360 [Thread-4] DEBUG data.scripts.AS_GenerateArkshipDerelict  - Arkship Generation found 0 out of 1256 systems
825377 [Thread-4] ERROR com.fs.starfarer.combat.CombatMain  - java.lang.ArrayIndexOutOfBoundsException: -1
java.lang.ArrayIndexOutOfBoundsException: -1
	at java.util.ArrayList.elementData(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at data.scripts.AS_GenerateArkshipDerelict.generate(AS_GenerateArkshipDerelict.java:42)
	at data.AS_Main.Innitiate(AS_Main.java:19)
	at data.AS_Main.onNewGameAfterEconomyLoad(AS_Main.java:25)
	at com.fs.starfarer.campaign.save.CampaignGameManager.o00000(Unknown Source)
	at com.fs.starfarer.title.TitleScreenState.dialogDismissed(Unknown Source)
	at com.fs.starfarer.ui.Oo0O.dismiss(Unknown Source)
	at com.fs.starfarer.ui.impl.o0oO.dismiss(Unknown Source)
	at com.fs.starfarer.campaign.save.O0oO.actionPerformed(Unknown Source)
	at com.fs.starfarer.ui.newnew.buttonPressed(Unknown Source)
	at com.fs.starfarer.ui.oooO.Ò00000(Unknown Source)
	at com.fs.starfarer.ui.oooO.processInput(Unknown Source)
	at com.fs.starfarer.ui.V.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.o00000(Unknown Source)
	at com.fs.starfarer.StarfarerLauncher$1.run(Unknown Source)