[0.50.0] HVAC Field Guns can explode on a roll of 2 (and should not be able to)

[PhoenixHeart512]

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 *

Currently, field guns using HVAC autocannons will explode if they roll a 2:

Based on previous discussions around field guns in discord, as well as the following forums post, they should NOT explode:
https://bg.battletech.com/forums/index.php?topic=67473.msg1642029#msg1642029

Steps to Reproduce

1. Fire enough field guns until someone rolls a 2 (save file included during firing phase to assist with troubleshooting)
2. Observe detonation and subsequent death of the infantry platoon

Operating System *

Windows 11

Java Version *

Java Version: 17.0.6

MegaMek Suite Version *

v0.50.0

Custom MegaMek Version

No response

Attach Files

HVAC Field Gun Misfire.zip

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

[DM0000]

Thought the thing with HVAC's is that they are big and blow up on 2?

[gsparks3]

See this errata for Tactical Operations: Advanced Units and Equipment (which apparently didn't make it into the actual printing?):

As such, field-gun HVACs should not explode.