Controlling individual gain elements using gain_group


I am not a very experienced programmer and I’d really appreciate some
I am working on a method to individually control gain elements of
boards on the USRP2. Following is my code so far. Here, rx_subdev_device
rx_codec_obj are of type wax::obj that I have passed from another
method. It
compiles ok but during runtime throws the following error:

terminate called after throwing an instance of


what(): bad lexical cast: source type value could not be interpreted as

the code :


Thanks in advance,

Best Regards/Mit freundlichen Gren,
Sanat Dinker Gulvadi
Graduate student, TU Ilmenau.
98693 Ilmenau, Germany

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