Not sure what was in the update, but the starting scene now stops and won't continue. During that, the console says this:
ERROR: File must be opened before use.
At: core/bind/core_bind.cpp:2125
ERROR: parse: Error parsing JSON at line 0:
At: core/bind/core_bind.cpp:3293
SCRIPT ERROR: _start_dialogue: Invalid cast: could not convert value to 'Dictionary'.
At: res://Scenes/Cutscene/IntroScene.gdc:68