Hi, I am trying to transmit and receive a .png file through OFDM (Block diagram attached). The file size is only 1.5kB. While running I am getting the below warning & error in console. Can someone point out the reason behind the error and what I am doing wrong. I am a beginner and just started to learn the Gnuradio from tutorials.
linux; GNU C++ version 7.3.0; Boost_106501; UHD_003.010.003.000-0-unknown -- Detected Device: B210 -- Operating over USB 2. -- Initialize CODEC control... -- Initialize Radio control... -- Performing register loopback test... pass -- Performing register loopback test... pass -- Performing CODEC loopback test... pass -- Performing CODEC loopback test... pass -- Setting master clock rate selection to 'automatic'. -- Asking for clock rate 16.000000 MHz... -- Actually got clock rate 16.000000 MHz. -- Performing timer loopback test... pass -- Performing timer loopback test... pass -- Asking for clock rate 32.768000 MHz... -- Actually got clock rate 32.768000 MHz. -- Performing timer loopback test... pass -- Performing timer loopback test... pass gr::log :WARN: ofdm_mapper_bcv0 - The gr::digital::ofdm_mapper_bcv block has been deprecated. gr::log :WARN: ofdm_insert_preamble0 - The gr::digital::ofdm_insert_preamble block has been deprecated. gr::log :WARN: ofdm_sampler0 - The gr::digital::ofdm_sampler block has been deprecated. gr::log :WARN: ofdm_frame_acquisition0 - The gr::digital::ofdm_frame_acquisition block has been deprecated. gr::log :WARN: ofdm_frame_sink0 - The gr::digital::ofdm_frame_sync block has been deprecated. Warning: the blks2.packet_encoder block is deprecated. Warning: the blks2.packet_decoder block is deprecated. UHD Error: recv packet demuxer unexpected sid 0x330006 UHD Error: recv packet demuxer unexpected sid 0x49bf846e DU >>> Done (return code -9)
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