this is LOG:
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] ------------- Starting capture frame for event[1] -------------
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] Sending commands…
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] SetFlatBox: Frame Type is Light
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] TEMP - Current Event2: 1
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] Checking if Meridian Flip is needed
[2016/2/29 19:52:25] [DEBUG] [Sequence Thread] Telescope is on the West side of the mount
[2016/2/29 19:52:28] [DEBUG] [Sequence Thread] Meridian Flip needed, Hour Angle >= Degrees Past To Flip: -0.0074890504293057 >= 0
[2016/2/29 19:52:28] [DEBUG] [Sequence Thread] Running blocking meridian flip…
[2016/2/29 19:52:30] [DEBUG] [Main Thread] PopulateDataModel: Transferring view to the data model…
[2016/2/29 19:52:30] [DEBUG] [MF Update Thread] Performing serialize…
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Blocking Pier Flip: Failed to meridian flip, aborting sequence (False)
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Adding sequence level notification: Failed to meridian flip, aborting sequence.
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] TEMP - Current Event3: 1
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] TEMP - Current Event10: 1
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Run event requested sequence abort…
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Clearing timed monitoring events…
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Checking RunEndOfSequenceEquipmentOptions, force = False
[2016/2/29 19:54:36] [DEBUG] [Sequence Thread] Sequence was aborted, skipping end of sequence options…
[2016/2/29 19:54:36] [DEBUG] [Main Thread] Aborting sequence timer thread…
And this is prompt:
MY mount is ioptron CEM60,set:Stop at designated position, 1 degrees past meridian.
I am using iOptron Commander and ASCOM driver 5.0.1.2 beta (this version was fixed the meridian flip bug with SGP)