synthesis simulator UI runtime

[cm13-issue-bot]

Testmerges

#6334: 'Xenomorph Endgame' by Git-Nivrak at commit 18cfcab3cd
#6400: 'Adds Sunsets to Roundstart, adds Sunrises to Marine Victories, and Survs can hear Evo Announcement Screeches now' by GrrrKitten at commit 2927345720
#6308: 'Hostile Survivor Rework' by Steelpoint at commit bf51f9e551
#6039: 'Project ARES TM Holder (v5)' by realforest2001 at commit 370c1d53f8
#6248: 'New Map: LV-759 Hybrisa Prospera' by Zenith00000 at commit d874f97e11
#6594: 'Ports "Adds a Chat Reliability Layer"' by Git-Nivrak at commit 9b0717ad64
#6568: 'Chemical simulator TGUI' by kiVts at commit 5280d571c9

Round ID

22968

Description of the bug

Player ahelped about the simlulator not working after accessing it. The buttons indeed did not respond.

What's the difference with what should have happened?

Theoretically the simulator buttons should respond.

How do we reproduce this bug?

Access Simulator
Buttons stop working

Attached logs

[2024-07-07 08:55:19.642] runtime error: Cannot read null.name
 - proc name: ui data (/obj/structure/machinery/chem_simulator/ui_data)
 -   source file: code/modules/reagents/chemistry_machinery/chem_simulator.dm,127
 -   usr: null
 -   src: the synthesis simulator (/obj/structure/machinery/chem_simulator)
 -   src.loc: the floor (150,154,3) (/turf/open/floor/almayer)
 -   call stack:
 - the synthesis simulator (/obj/structure/machinery/chem_simulator): ui data(Bred Dahne (/mob/living/carbon/human))
 - /datum/tgui (/datum/tgui): get payload(null, 1, null)
 - /datum/tgui (/datum/tgui): send update(null, null)
 - tgui (/datum/controller/subsystem/tgui): try update ui(Bred Dahne (/mob/living/carbon/human), the synthesis simulator (/obj/structure/machinery/chem_simulator), /datum/tgui (/datum/tgui))
 - the synthesis simulator (/obj/structure/machinery/chem_simulator): tgui interact(Bred Dahne (/mob/living/carbon/human), /datum/tgui (/datum/tgui))
 - /datum/tgui (/datum/tgui): process(0.9, 0)
 - tgui (/datum/controller/subsystem/tgui): fire(0)
 - tgui (/datum/controller/subsystem/tgui): ignite(0)
 - Master (/datum/controller/master): RunQueue()
 - Master (/datum/controller/master): Loop(2)
 - Master (/datum/controller/master): StartProcessing(0)

Additional details

• Author: SmellyHippie
• Admin: SmellyHippie
• Note: None