[0.50.02-SNAPSHOT] Artillery delivered nukes cause NPE

[stonewall072]

Prerequisites and Pre-Issue Checklist

• I'm reporting the issue to the correct repository:

• MegaMek

• MegaMekLab

• MekHQ

• I've tested the issue against at least the latest MILESTONE version

• I've asked on the MegaMek Discord about the error

• I've reviewed the BattleTech rules and MegaMek documentation, and I've confirmed that something isn't working as intended.

• I've searched the Github tracker and haven't found the issue listed

Severity *

Medium (Gameplay Limitation): Non-core functionality is impaired, providing a suboptimal but playable experience.

Brief Description *

Artillery delivered nukes (Arrow IV or Long Toms using Davey Crockett M ammo) cause an NPE and MegaMek to crash when it comes time to resolve their detonation.

Steps to Reproduce

1. Enable relevant game rules
2. Take unit with Arrow IV or Long Tom artillery
3. Give it at least one Davey Crockett round
4. Fire the round during either the indirect fire or direct fire phases
5. Observe NPE when attack resolution begins

Operating System *

Windows 11

Java Version *

17.0.11

MegaMek Suite Version *

Free Text (type manually)

Custom MegaMek Version

0.50.02-SNAPSHOT 18 December

Attach Files

megamek.log

Final Checklist

• I've checked to make sure that this issue has not already been filed
• I'm reporting only one issue in this ticket for clarity and focus