Synthesizer unable to pick instrument

[CliffracerX]

Round ID: 163

Synthesizers are unable to select an instrument, with a warning of INSTRUMENT DEFINITION ERROR.

Testmerges:

#445: 'Saves more init time + fixes a minor SSshuttle bug' by Kapu1178 at commit e2b9c35c00
#457: 'Remove New() uses in atmospherics equipment' by Kapu1178 at commit b0530a57de
#500: 'adds the Voice Changer and more' by Kapu1178 at commit 62e5822486
#505: 'Click-Drag can now be used to consistently manipulate inventories.' by Kapu1178 at commit 593b065ec1
#501: 'LITD Fixes' by Kapu1178 at commit 58cfcf943c
#498: 'Use rust_g over byond file write for dynamic setup' by Kapu1178 at commit 446f037ef8
#482: 'Splits up large hallway areas into smaller hallways' by bluezorua at commit 2b9aa1c4ab
#432: 'Bump rust-g, fix config_error' by francinum at commit 7931dd770c
#508: 'Small tweak to phone icon state handling' by francinum at commit 93ad0d97b9

Reproduction:

Summon a Synthesizer using the instrument delivery beacon. Attempt to pick an instrument. The option for instrument selection never opens, and the instrument status shows a definition error.