I have been using a canon dslr for some of my recent sequences and it looks like some errors lead to the sequence being aborted, but they do not trigger a notification in GNS etc, GNS just receives a ‘Sequence has Ended’ message which doesnt wake you up.
Example
[04/20/20 15:39:50.398][DEBUG][Sequence Thread][SQ;] ------------- Starting capture frame for event[1] -------------
[04/20/20 15:39:50.421][DEBUG][Sequence Thread][SQ;] Sending commands…
[04/20/20 15:39:50.421][DEBUG][Sequence Thread][SQ;] SetFlatBox: Frame Type is Flat
[04/20/20 15:39:50.421][DEBUG][Sequence Thread][SQ;] SetFlatBox: Non-flat frame, setting brightness 0
[04/20/20 15:39:50.421][DEBUG][Sequence Thread][SQ;] Caught exception in SetFlatBox Object reference not set to an instance of an object.
[04/20/20 15:39:50.422][DEBUG][Sequence Thread][SQ;] EventMarker(2) - t:80D Calibration Frames (0); e:1; f:7; o:* aborted *
[04/20/20 15:39:50.422][DEBUG][Sequence Thread][SQ;] EventMarker(10) - t:80D Calibration Frames (0); e:1; f:7; o:* aborted *
[04/20/20 15:39:50.422][DEBUG][Sequence Thread][SQ;] Set sequence abort
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] Run event requested sequence abort…
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] ********* Run post sequence *********
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] SGPro capture cal frame mode is OFF…
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] Clearing timed monitoring events…
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] Checking RunEndOfSequenceEquipmentOptions, force = True
[04/20/20 15:39:50.434][DEBUG][Sequence Thread][SQ;] In RunEndOfSequenceEquipmentOptions
[04/20/20 15:39:52.453][DEBUG][Canon Download Thread][SQ;] --------------> getCapturedItem time: 3492 ms
[04/20/20 15:40:22.504][DEBUG][Main Thread][SQ;] Aborting sequence timer thread…
[04/20/20 15:40:22.504][DEBUG][Main Thread][SQ;] Sending sequence end notification…
[04/20/20 15:40:22.504][DEBUG][Main Thread][SQ;] Adding sequence level notification: Sequence has ended
[04/20/20 15:40:22.621][DEBUG][Main Thread][SQ;] Sending Notification: Status - Sequence has ended
[04/20/20 15:40:22.621][DEBUG][Main Thread][SQ;] Handling monitoring event (Good Night System, Status): (Untitled) Sequence has ended
[04/20/20 15:40:22.621][DEBUG][Main Thread][SQ;] GNS: Sent status message to GNS ((Untitled) Sequence has ended)…
[04/20/20 15:40:22.621][DEBUG][Main Thread][SQ;] Resetting UI elements…
[04/20/20 15:40:22.626][DEBUG][Main Thread][SQ;] Checking if sequence has work left…
[04/20/20 15:40:22.626][DEBUG][Main Thread][SQ;] Work left…
[04/20/20 15:40:22.628][DEBUG][Main Thread][SQ;] Updating big status…
[04/20/20 15:40:22.628][DEBUG][Main Thread][SQ;] Enabling menu items…
[04/20/20 15:40:22.780][DEBUG][Main Thread][SQ;] Set target icons…
[04/20/20 15:40:22.780][DEBUG][Main Thread][SQ;] Removing camera protection…
[04/20/20 15:40:22.931][DEBUG][Main Thread][SQ;] Monitoring system shutdown…
[04/20/20 15:40:22.935][DEBUG][Main Thread][SQ;] SequenceEnds complete…
[04/20/20 15:40:22.935][DEBUG][Sequence Thread][SQ;] Restoring system standby state…
OS: Windows 10 Pro
Ver: 3.1.0.457