[0.49.12] NPE During indirect phase with Arrow IV fired by aerospace that flew offboard

[PhoenixHeart512]

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Environment

19:47:39,656 INFO [megamek.MegaMek] {main}
megamek.MegaMek.initializeLogging(MegaMek.java:115) - Starting MegaMek v0.49.12-SNAPSHOT
Build Date: 2023-02-06T01:24:33.625937
Today: 2023-02-10
Origin Project: MekHQ
Java Vendor: Eclipse Adoptium
Java Version: 11.0.14.1
Platform: Windows 10 10.0 (amd64)
System Locale: en_US
Total memory available to MegaMek: 8 GB

Description

NPE error during Indirect phase (after movement). I believe it was caused by one of the enemy Conventional Fighters firing an Arrow IV missile but then flying off the map before the missile hit.

20:25:39,549 ERROR [mekhq.MekHQ] {Packet Pump}
mekhq.MekHQ.lambda$main$0(MekHQ.java:240) - Uncaught Exception Detected
java.lang.NullPointerException
at megamek.common.IdealHex.get(IdealHex.java:112)
at megamek.common.Coords.intervening(Coords.java:369)
at megamek.common.Coords.intervening(Coords.java:348)
at megamek.common.weapons.WeaponHandler.checkLI(WeaponHandler.java:1927)
at megamek.common.weapons.WeaponHandler.handleEntityDamage(WeaponHandler.java:1511)
at megamek.common.weapons.ArtilleryWeaponIndirectHomingHandler.handle(ArtilleryWeaponIndirectHomingHandler.java:250)
at megamek.server.GameManager.handleAttacks(GameManager.java:34018)
at megamek.server.GameManager.handleAttacks(GameManager.java:33954)
at megamek.server.GameManager.endCurrentPhase(GameManager.java:2265)
at megamek.server.GameManager.changeToNextTurn(GameManager.java:2502)
at megamek.server.GameManager.endCurrentTurn(GameManager.java:1577)
at megamek.server.GameManager.receiveAttack(GameManager.java:12782)
at megamek.server.GameManager.handlePacket(GameManager.java:764)
at megamek.server.Server.handle(Server.java:1257)
at megamek.server.Server$PacketPump.run(Server.java:111)
at java.base/java.lang.Thread.run(Unknown Source)

Save file and logs attached.
Aero-launched Arrow IV error.zip

[kuronekochomusuke]

may be relayed to #4161
it was trying to fix an issue that involved a check for homing artillery and flying off the board

[kuronekochomusuke]

@Windchild292

getting this error loading the save

com.thoughtworks.xstream.security.ForbiddenClassException: megamek.common.force.Force
at com.thoughtworks.xstream.security.NoTypePermission.allows(NoTypePermission.java:26)
at com.thoughtworks.xstream.mapper.SecurityMapper.realClass(SecurityMapper.java:74)
at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:125)

[Thom293]

Perhaps related to this one too.

#3568