What are the Versions? Please run the following command and post output:

$ dpkg -l indi-bin indi-gphoto libgphoto2\*

A working config on Astroberry is (last tried a few weeks back, due to clouds) is:

||/ Name                    Version      Architektur  Beschreibung
+++-=======================-============-============-==========================
ii  indi-bin                1.9.2-1      armhf        INDI server, drivers and t
ii  indi-gphoto             3.0-8        armhf        INDI GPhoto (DSLR) Camera 
ii  libgphoto2-6:armhf      2.5.27       armhf        gphoto2 digital camera lib
ii  libgphoto2-port12:armhf 2.5.27       armhf        gphoto2 digital camera por

 

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