I ran into this just last week, trying to have editable text fields for configuration information ("hackrf=0", "rtl=0", ...) that would be store in the config block. I ended up punting on the issue, and just hard-coding those strings into my flow graph. Glad to know it wasn't something I did wrong.
On Mon, Oct 6, 2014 at 8:00 AM, Tom Rondeau <t...@trondeau.com> wrote: > On Mon, Oct 6, 2014 at 4:39 AM, Murray Thomson <murraythomson...@gmail.com > > wrote: > >> Hi, >> >> I'm getting this error with string type variables using gnuradio 3.7.5 >> and I cannot figure out how to solve it. I'm using a normal variable plus a >> config variable in this way: >> >> Variable: >> id: variable_A >> value: config_variable_A >> >> Variable Config: >> id: config_variable_A >> ... >> WriteBack: variable_A >> >> >> This way the variable reads the config file at the start and the variable >> config writes the latest value of the variable at the end. It works very >> well with Integers. >> >> When I change the Config variable type to "String" and I generate the >> flow graph, I get the error: >> >> Generate Error: circular dependency caught in sort_variables >> >> Could anyone please help me to get this behaviour for a String type >> variable please? >> >> Thank you, >> Murray >> > > Yeah, this is a fundamental issue with the way that the GRC templates are > formatted and described. The circular issue has come up rarely in the past, > but it's certainly been a problem for me here and there. > > Tom > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > -- GDB has a 'break' feature; why doesn't it have 'fix' too?
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