I can't seem to find a list of the differences between the free version and the paid version.
I'm trying to select another subtitle/audio track, in the right click menu, but ProgDVB std 6.87.4 displays a message, "This function it is accessible in this version of application. Do you want to install ...

It's working now, using 6.87.04. Thank you.

Here are the new logs:

If it wasn't clear, I receive the error only when selecting the DVB-C tuner, regardless if the DVB-T tuners are selected or not. The DVB-T tuners are not an issue, I can select them and ProgDVB doesn't not report any error.
I have already attached some logs with the error, when selecting the DVB-C ...

There are 3 tuners. The first two are DVB-T, the 3rd is DVB-C. I can select all of them in DVBViewer/Terratec Home Cinema, although I don't think it is the same thing as selecting in ProgDVB. I can't really use the DVB-T tuners because I don't have access to DVB-T signal. But I have successfully ...

Isn't anything else I can provide so you can identify and perhap fix this issue?

If you look at the logs, you'll see that it's installed in C:\ProgDVB
I've also tried to run it as administrator. I don't get this error when selecting the first two tuners (both are DVB-T only)
The DVB-C tuner works with DVBViewer and Terratec Home Cinema.

I'm trying to use ProgDVB x86 6.87.1 (free) with Terratec Cinergy T PCIe Dual, under Windows 7 Home Premium 64 bit SP1. I'm only interested in the DVB-C tuner (3rd tuner) and I get this error "Device not started". ProgDVB logs "Cinergy T PCIe Dual Digital Tuner 3 ( DVB-C ) ex:-355221166 type: DVB-T ...