Checked the log. I don't think it shows any problem.
Here's the relevant chunk:
[2020-12-16T17:46:48.313 Pacific Standard Time DEBG ][ org.kde.kstars.ekos.align] - Target Coordinates updated to RA: "09h 57m 04s" DE: " 90° 00' 06\""
[2020-12-16T17:46:48.319 Pacific Standard Time DEBG ][ org.kde.kstars.ekos.capture] - Preparing capture job "E:/_Astro_in/Light/Light_1_secs" for execution.
[2020-12-16T17:46:48.328 Pacific Standard Time INFO ][ org.kde.kstars.ekos.capture] - "Job requires 1.000-second images, has 0/1 frames captured and will be processed."
[2020-12-16T17:46:48.336 Pacific Standard Time INFO ][ org.kde.kstars.ekos.capture] - "Capturing 1.000-second image..."
[2020-12-16T17:46:48.343 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] Setting Gain --> 222.00 "
[2020-12-16T17:46:48.351 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] Setting Offset --> 22.00 "
[2020-12-16T17:46:48.386 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] StartExposure->setexp : 1.000s "
[2020-12-16T17:46:49.891 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] Uploading file. Ext: fits, Size: 2551680, sendImage? Yes, saveImage? No "
[2020-12-16T17:46:49.984 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] BLOB transfer took 0.0659515 seconds "
[2020-12-16T17:46:49.990 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] Upload complete "
[2020-12-16T17:46:54.121 Pacific Standard Time INFO ][ org.kde.kstars.ekos.capture] - "CCD capture aborted"
[2020-12-16T17:46:54.130 Pacific Standard Time DEBG ][ org.kde.kstars.ekos.capture] - setMeridianFlipStage: "MF_READY"
[2020-12-16T17:46:54.136 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI224MC : "[DEBUG] Aborting camera exposure... "
[2020-12-16T17:47:06.968 Pacific Standard Time DEBG ][ org.kde.kstars.ekos.capture] - Preparing capture job "E:/_Astro_in/Light_1_secs" for execution.
[2020-12-16T17:47:06.976 Pacific Standard Time INFO ][ org.kde.kstars.ekos.capture] - "Capturing 1.000-second image..."
[2020-12-16T17:47:06.983 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Setting Gain --> 222.00 "
[2020-12-16T17:47:06.992 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Setting Offset --> 22.00 "
[2020-12-16T17:47:07.028 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] StartExposure->setexp : 1.000s "
[2020-12-16T17:47:08.859 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Uploading file. Ext: fits, Size: 32480640, sendImage? Yes, saveImage? No "
[2020-12-16T17:47:09.511 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] BLOB transfer took 0.419365 seconds "
[2020-12-16T17:47:09.517 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Upload complete "
[2020-12-16T17:47:09.882 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - processBLOB() mode 0
[2020-12-16T17:47:10.086 Pacific Standard Time WARN ][ default] - QStatusBar::insertPermanentWidget: Index out of range (4), appending widget
[2020-12-16T17:47:10.657 Pacific Standard Time INFO ][ org.kde.kstars.ekos.capture] - "Download Time: 1.13 s, New Download Time Estimate: 1.13 s."
[2020-12-16T17:47:10.824 Pacific Standard Time DEBG ][ org.kde.kstars.ekos.capture] - setMeridianFlipStage: "MF_READY"
[2020-12-16T17:47:17.715 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - Disconnecting "Astrometry"
[2020-12-16T17:47:17.722 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - Disconnecting "ZWO CCD ASI071MC Pro"
[2020-12-16T17:47:17.727 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - Disconnecting "EQMod Mount"
[2020-12-16T17:47:17.731 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - Disconnecting "ZWO CCD ASI224MC"
[2020-12-16T17:47:17.737 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - Disconnecting "ASI EAF"
[2020-12-16T17:47:17.742 Pacific Standard Time INFO ][ org.kde.kstars.ekos] - "Disconnecting INDI devices..."
[2020-12-16T17:47:17.773 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - "Astrometry" is disconnected.
[2020-12-16T17:47:17.778 Pacific Standard Time INFO ][ org.kde.kstars.ekos] - "Astrometry is disconnected."
[2020-12-16T17:47:17.813 Pacific Standard Time INFO ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[INFO] Saving device configuration... "
[2020-12-16T17:47:17.819 Pacific Standard Time INFO ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[INFO] Device configuration saved. "
[2020-12-16T17:47:17.824 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Configuration successfully saved. "
[2020-12-16T17:47:17.829 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[DEBUG] Closing ZWO CCD ASI071MC Pro... "
[2020-12-16T17:47:17.836 Pacific Standard Time INFO ][ org.kde.kstars.indi] - ZWO CCD ASI071MC Pro : "[INFO] Camera is offline. "
[2020-12-16T17:47:17.839 Pacific Standard Time DEBG ][ org.kde.kstars.indi] - INDI server disconnected from BLOB manager for Device: "ZWO CCD ASI071MC Pro" Property: "CCD1" Exit code: 0
[2020-12-16T17:47:17.842 Pacific Standard Time DEBG ][ org.kde.kstars.ekos] - "ZWO CCD ASI071MC Pro" is disconnected.
[2020-12-16T17:47:17.848 Pacific Standard Time INFO ][ org.kde.kstars.ekos] - "ZWO CCD ASI071MC Pro is disconnected."
ASI224 - capture started but download was never completed. Had to abort.
ASI071 - all OK
Also checked if SM 1.5.4 still works correctly. Yes, it does.