I am trying to use the chat app of examples -> tutorial 5 of gnuradio tutorials. I have used GFSK block to modulate and demodulate the signals but receiving the following error.
Terminal output:
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Tag Debug:
Input Stream: 00
Offset: 0 Source: n/a Key: tsb_tag Value: 192
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Tag Debug:
Input Stream: 00
Offset: 0 Source: n/a Key: tsb_tag Value: 24
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gr::log :FATAL: repack_bits_bb0 - Missing a required length tag on port 0 at item #192
thread[thread-per-block[11]: <block repack_bits_bb (19)>]: Missing length tag.
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Please help me with this.