When opening the research queue menu using the shift-T shortcut (does not seem to affect using button) I get this:
The mod Improved Research Queue (0.4.21) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event sonaxaton-research-queue::rq-toggle-main-window (ID 218)
The mod Shuttle Train Refresh (1.1.5) caused a non-recoverable error.
Please report this error to the mod author.
Error while running event ShuttleTrainRefresh::on_gui_closed (ID 88)
ShuttleTrainRefresh/script/events.lua:194: attempt to index field 'element' (a nil value)
stack traceback:
ShuttleTrainRefresh/script/events.lua:194: in function <ShuttleTrainRefresh/script/events.lua:188>
stack traceback:
[C]: in function 'newindex'
__sonaxaton-research-queue/scripts/gui/actions.lua:141: in function 'open_window'
sonaxaton-research-queue/scripts/gui/actions.lua:180: in function 'toggle_window'
sonaxaton-research-queue/control.lua:260: in function <sonaxaton-research-queue/control.lua:257>