The mod Research Queue: The Old New Thing (1.8.1) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event research-queue-the-old-new-thing::open-research-queue-the-old-new-thing (ID 207)
Unknown style technology_preview_frame
stack traceback:
...rch-queue-the-old-new-thing__/functions/update_queue.lua:268: in function 'draw_queue_frame'
...rch-queue-the-old-new-thing__/functions/update_queue.lua:244: in function 'update_queue_player'
research-queue-the-old-new-thing/control.lua:53: in function 'toggle_gui_window'
research-queue-the-old-new-thing/control.lua:300: in function <research-queue-the-old-new-thing/control.lua:299>
stack traceback:
[C]: in function 'add'
...rch-queue-the-old-new-thing__/functions/update_queue.lua:268: in function 'draw_queue_frame'
...rch-queue-the-old-new-thing__/functions/update_queue.lua:244: in function 'update_queue_player'
research-queue-the-old-new-thing/control.lua:53: in function 'toggle_gui_window'
research-queue-the-old-new-thing/control.lua:300: in function <research-queue-the-old-new-thing/control.lua:299>