Looks like there may be a bug?
[11/13/20 19:01:46.359][DEBUG][Camera Thread][AF;] Display image preview using asynch task…
[11/13/20 19:01:46.409][DEBUG][Main Thread][AF;] --> Find stars (normal)
[11/13/20 19:01:46.427][DEBUG][Main Thread][AF;] AF frame was too large… downsample = 0.75…
[11/13/20 19:01:47.155][DEBUG][Main Thread][AF;] Star detection using min star size of 2px…
[11/13/20 19:01:47.155][DEBUG][Main Thread][AF;] Star detection using max star size of 40px…
[11/13/20 19:01:47.171][DEBUG][Main Thread][AF;] Find stars took: 762 ms…
[11/13/20 19:01:47.171][DEBUG][Main Thread][AF;] Star list contains 76 stars…
[11/13/20 19:01:47.171][DEBUG][Main Thread][AF;] Calculating HFR with sample size: 1
[11/13/20 19:01:47.282][DEBUG][Camera Thread][AF;] MessageBoxHelper Show Error! : Object reference not set to an instance of an object.
at SequenceGenerator.MessageBoxHelper.a(Form A_0, String A_1, String A_2, MessageBoxButtons A_3, MessageBoxIcon A_4)
[11/13/20 19:01:47.298][WARN][Camera Thread][AF;] HFD value from auto focuser is 0!, trying again…
[11/13/20 19:01:47.363][ERROR][Camera Thread][AF;] Auto focus received a bad HFD value 2 times in a row! Something may be wrong! : Auto focus received a bad HFD value 2 times in a row! Something may be wrong!
at rd.a(AutoFocusData A_0, tk& A_1, tk[] A_2)
[11/13/20 19:01:47.363][DEBUG][Camera Thread][AF;] MoveFocuserAbs: Start, move to 5606…
[11/13/20 19:01:47.363][DEBUG][Camera Thread][AF;] ASCOM Focuser: MoveSync - start…
[11/13/20 19:01:47.363][DEBUG][Camera Thread][AF;] Focuser moving to 5606
[11/13/20 19:01:47.364][DEBUG][Camera Thread][AF;] Focuser move call complete
[11/13/20 19:01:47.364][DEBUG][Move Monitor Thread][AF;] ASCOM Focuser: Move monitor thread is started…
[11/13/20 19:02:00.373][DEBUG][Move Monitor Thread][AF;] ASCOM Focuser: Move monitor thread -> movement complete
[11/13/20 19:02:00.374][DEBUG][Camera Thread][AF;] ASCOM Focuser: MoveSync - Focuser reports it is done moving, continuing…
[11/13/20 19:02:00.374][DEBUG][Camera Thread][AF;] MoveFocuserAbs: End, move complete, at 5606…
[11/13/20 19:02:00.374][DEBUG][Camera Thread][AF;] Auto focus (finally): closing dialog…
[11/13/20 19:03:19.816][DEBUG][Camera Thread][AF;] Auto focus complete…
[11/13/20 19:03:19.825][DEBUG][Camera Thread][NONE] SGM_FOCUSER_AUTO_FOCUS complete…
[11/13/20 19:03:19.825][DEBUG][Camera Thread][NONE] Camera thread is IDLE…