Re: [Discuss-gnuradio] [USRP-users] USRP B210 error

[Marcus D. Leech]

On 05/10/2014 05:22 AM, asad umer via USRP-users wrote:

Hi all,

I am using B21o and simply RXing a signal and observing it in FFT sink block...The parameters set for UHD USRP source block are as shown in the screenshot...When i execute the flow graph i get the following error:

thread[thread-per-block[0]: <block gr uhd usrp source (24)>]: LookupError: KeyError: Cannot find an item size:

Can anybody help me ou heret??

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This properly belongs in discuss-gnuradio, since this is a Gnu Radio issue.

There was a bug in gr-uhd that caused this.  The workaround in your version is to manually select the wire-format as sc16

-- 
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org