Sarwar wrote: Gain control works just fine.. probably just needs a few millisecond of sleep. I say so because it happens only when the camera is connected for the first time, i.e. from a power cycle or powering it up for the first time.

I'm glad it actually works.
You are right. I didn't check to see if I got the error if I did multiple manual changed in the INDI Control Panel.

That's a relief.

Thanks for the feedback.