Hello,
I used recently, before the issue wtih my QHY183C, a Canon 1000D. I try to test it today and It doesn't work. I cannot take a capture with these messages into the control panel:
020-02-08T09:36:57: [ERROR] Exposure failed to save image... Unspecified error
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:57: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [INFO] Starting 0.5 seconds exposure.
2020-02-08T09:36:56: [ERROR] Exposure failed to save image... Unspecified error
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:56: [WARNING] Could not wait for event.
2020-02-08T09:36:52: [INFO] Starting 0.5 seconds exposure.
I have re installed the driver indi-gphoto and libgphoto2 is installed.