Thanks for your comments,

Is there an open issue for this problem? Is this a bug or am I doing
something that I shouldn't?
I cannot hard-code the string because I need to be able to change the IP
address of a UDP Sink block.

Thanks,
Murray





On 6 October 2014 20:02, Chris Kuethe <chris.kue...@gmail.com> wrote:

> 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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