Hi Marcus,
Appreciate your time with this. This output was observed when I followed
your instructions:
linux; GNU C++ version 4.8.4; Boost_105400; UHD_3.11.0.git-59-g52ca2e0b
gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10
built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf bladerf
rfspace airspy soapy redpitaya
Number of USB devices: 13
USB device 1d50:6089: 0000000000000000909864c82c3a2fcf match
Using HackRF One with firmware 2015.07.2
Traceback (most recent call last):
File "./top_block.py", line 73, in <module>
main()
File "./top_block.py", line 63, in main
tb.start()
File "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/top_block.py",
line 109, in start
top_block_start_unlocked(self._impl, max_noutput_items)
File
"/usr/local/lib/python2.7/dist-packages/gnuradio/gr/runtime_swig.py", line
4879, in top_block_start_unlocked
return _runtime_swig.top_block_start_unlocked(*args, **kwargs)
RuntimeError: list contains invalid format!
The following flow graph was used for this:
[image: Inline image 1]
On Mon, Jan 30, 2017 at 2:48 PM, Marcus Müller <[email protected]>
wrote:
> Hi Sonny,
>
> please always make sure to reply to the list!
>
> Ah, shoot, it backtraces the wrong thread :/ I can help you get a proper
> backtrace, but maybe we'll just take it the other way around:
>
> Can you please make a clean, new flowgraph, use the osmocom source.
> Connect it to a null sink instead of WXGui and use "No GUI" and "run to
> completion" in the block options.
>
> Does it work now?
>
> The error you see is emitted by pmt.cc , line 1469 in my version of GNU
> Radio. The only case where I saw that exception ever been thrown myself is
> when I intentionally broke message passing by changing message port names.
> That is really unlikely to happen normally, so I wonder where that comes
> from.
>
> Right now, my best guess is WX GUI, and that's what I'd like to rule out.
> By the way, you should be able to replace WXGUI with Qt GUI practically
> everywhere – we're planning to discard WXGUI completely with the next GNU
> Radio release.
>
>
> Best regards,
>
> Marcus
>
>
> On 01/30/2017 08:37 PM, Sonny Rajagopalan wrote:
>
> Here's what I got:
>
> GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1
> Copyright (C) 2014 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.
> html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law. Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-linux-gnu".
> Type "show configuration" for configuration details.
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>.
> Find the GDB manual and other documentation resources online at:
> <http://www.gnu.org/software/gdb/documentation/>.
> For help, type "help".
> Type "apropos word" to search for commands related to "word"...
> Reading symbols from python2.7...Reading symbols from
> /usr/lib/debug//usr/bin/python2.7...done.
> done.
> Starting program: /usr/bin/python2.7 ./top_block.py
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> linux; GNU C++ version 4.8.4; Boost_105400; UHD_3.11.0.git-59-g52ca2e0b
>
> [New Thread 0x7fffd6481700 (LWP 15978)]
> [New Thread 0x7fffd5c80700 (LWP 15979)]
> [New Thread 0x7fffd4eb7700 (LWP 15980)]
> [New Thread 0x7fffc5124700 (LWP 15981)]
> gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10
> built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf
> bladerf rfspace airspy soapy redpitaya
> [New Thread 0x7fffbffff700 (LWP 15982)]
> [Thread 0x7fffbffff700 (LWP 15982) exited]
> [New Thread 0x7fffbffff700 (LWP 15983)]
> [Thread 0x7fffbffff700 (LWP 15983) exited]
> [New Thread 0x7fffbffff700 (LWP 15984)]
> [New Thread 0x7fffbf7fe700 (LWP 15985)]
> [Thread 0x7fffbf7fe700 (LWP 15985) exited]
> [Thread 0x7fffbffff700 (LWP 15984) exited]
> [New Thread 0x7fffbffff700 (LWP 15986)]
> [New Thread 0x7fffbf7fe700 (LWP 15987)]
> [Thread 0x7fffbf7fe700 (LWP 15987) exited]
> [Thread 0x7fffbffff700 (LWP 15986) exited]
> [New Thread 0x7fffbffff700 (LWP 15988)]
> [New Thread 0x7fffbf7fe700 (LWP 15989)]
> [Thread 0x7fffbf7fe700 (LWP 15989) exited]
> [Thread 0x7fffbffff700 (LWP 15988) exited]
> [New Thread 0x7fffbffff700 (LWP 15990)]
> [Thread 0x7fffbffff700 (LWP 15990) exited]
> [New Thread 0x7fffbffff700 (LWP 15991)]
> [Thread 0x7fffbffff700 (LWP 15991) exited]
> [New Thread 0x7fffbffff700 (LWP 15992)]
> [Thread 0x7fffbffff700 (LWP 15992) exited]
> [New Thread 0x7fffbffff700 (LWP 15993)]
> [Thread 0x7fffbffff700 (LWP 15993) exited]
> [New Thread 0x7fffbffff700 (LWP 15994)]
> Number of USB devices: 13
> USB device 1d50:6089: 0000000000000000909864c82c3a2fcf match
> Using HackRF One with firmware 2015.07.2
> [New Thread 0x7fffbf7fe700 (LWP 15995)]
> Traceback (most recent call last):
> File "./top_block.py", line 100, in <module>
> main()
> File "./top_block.py", line 95, in main
> tb.Start(True)
> File
> "/usr/local/lib/python2.7/dist-packages/grc_gnuradio/wxgui/top_block_gui.py",
> line 74, in Start
> self.start()
> File "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/top_block.py",
> line 109, in start
> top_block_start_unlocked(self._impl, max_noutput_items)
> File "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/runtime_swig.py",
> line 4879, in top_block_start_unlocked
> return _runtime_swig.top_block_start_unlocked(*args, **kwargs)
> RuntimeError: list contains invalid format!
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
> OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO^C
> Program received signal SIGINT, Interrupt.
> sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85
> 85 ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S: No such file or
> directory.
> #0 sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:85
> #1 0x000000000056aae4 in PyThread_acquire_lock (lock=0x2cb2900,
> waitflag=1) at ../Python/thread_pthread.h:324
> #2 0x000000000055e6be in lock_PyThread_acquire_lock.71666
> (self=0x7fffe218c950, args=<optimized out>) at ../Modules/threadmodule.c:52
> #3 0x0000000000523f6d in call_function (oparg=<optimized out>,
> pp_stack=0x7fffffffd0b0) at ../Python/ceval.c:4020
> #4 PyEval_EvalFrameEx (f=f@entry=
> ---Type <return> to continue, or q <return> to quit---
> Frame 0x1f169b0, for file /usr/lib/python2.7/threading.py, line 339,
> in wait (self=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7fffe218c930>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7fffe218c930>,
> _Condition__waiters=[<thread.lock at remote 0x7fffe218c950>],
> release=<built-in method release of thread.lock object at remote
> 0x7fffe218c930>) at remote 0x7fffd81cd790>, timeout=None,
> waiter=<thread.lock at remote 0x7fffe218c950>, saved_state=None),
> throwflag=throwflag@entry=0) at ../Python/ceval.c:2666
> #5 0x0000000000555551 in PyEval_EvalCodeEx (co=0x7ffff59d5db0,
> globals=<optimized out>, locals=locals@entry=0x0, args=<optimized out>,
> argcount=argcount@entry=1, kws=<optimized out>,
> kwcount=kwcount@entry=0, defs=defs@entry=0x7ffff30b35a8, defcount=1,
> closure=0x0) at ../Python/ceval.c:3252
> #6 0x0000000000524338 in fast_function (nk=0, na=1, n=<optimized out>,
> pp_stack=0x7fffffffd2a0, func=<function at remote 0x7ffff304e668>) at
> ../Python/ceval.c:4116
> #7 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd2a0) at
> ../Python/ceval.c:4041
> #8 PyEval_EvalFrameEx (
> f=f@entry=Frame 0x7fffd81e2b90, for file /usr/lib/python2.7/threading.py,
> line 949, in join (self=<point_label_thread(_Thread__ident=140736499697408,
> _Thread__block=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7fffe218c930>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7fffe218c930>,
> _Condition__waiters=[<thread.lock at remote 0x7fffe218c950>],
> release=<built-in method release of thread.lock object at remote
> 0x7fffe218c930>) at remote 0x7fffd81cd790>, _Thread__name='Thread-2',
> _Thread__daemonic=False, _Thread__kwargs={},
> _Thread__started=<_Event(_Verbose__verbose=False,
> _Event__flag=True, _Event__cond=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7fffe218c910>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7fffe218c910>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7fffe218c910>) at remote 0x7fffd81cd6d0>) at remote
> 0x7fffd81cd610>, _Thread__stderr=<file at remote 0...(truncated),
> throwflag=throwflag@entry=0) at ../Python/ceval.c:2666
> #9 0x0000000000555551 in PyEval_EvalCodeEx (co=0x7ffff3097930,
> globals=<optimized out>, locals=locals@entry=0x0, args=<optimized out>,
> argcount=argcount@entry=1, kws=<optimized out>,
> kwcount=kwcount@entry=0, defs=defs@entry=0x7ffff30458a8, defcount=1,
> closure=0x0) at ../Python/ceval.c:3252
> #10 0x0000000000524338 in fast_function (nk=0, na=1, n=<optimized out>,
> pp_stack=0x7fffffffd490, func=<function at remote 0x7ffff3050578>) at
> ../Python/ceval.c:4116
> #11 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd490) at
> ../Python/ceval.c:4041
> #12 PyEval_EvalFrameEx (
> f=f@entry=Frame 0x7fffc47c7b00, for file /usr/lib/python2.7/threading.py,
> line 1107, in _exitfunc (self=<_MainThread(_Thread__ident=140737353922368,
> _Thread__block=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1f0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1f0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1f0>) at remote 0x7ffff3045c50>,
> _Thread__name='MainThread', _Thread__daemonic=False,
> _Thread__started=<_Event(_Verbose__verbose=False, _Event__flag=True,
> _Event__cond=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1d0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f---Type <return> to
> continue, or q <return> to quit---
> 5f1d0>, _Condition__waiters=[], release=<built-in method release of
> thread.lock object at remote 0x7ffff7f5f1d0>) at remote 0x7ffff3045b90>) at
> remote 0x7ffff3045ad0>, _Thread__stderr=<file at remote 0x7ffff7fad1e0>,
> _Thread__target=None, _Thread__kwargs={},...(truncated),
> throwflag=throwflag@entry=0) at ../Python/ceval.c:2666
> #13 0x0000000000568b3a in PyEval_EvalCodeEx (closure=<optimized out>,
> defcount=<optimized out>, defs=0x0, kwcount=<optimized out>, kws=<optimized
> out>, argcount=-998475008,
> args=<optimized out>, locals=0x0, globals=<optimized out>,
> co=<optimized out>) at ../Python/ceval.c:3252
> #14 function_call (func=func@entry=<function at remote 0x7ffff3050de8>,
> arg=arg@entry=(<_MainThread(_Thread__ident=140737353922368,
> _Thread__block=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1f0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1f0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1f0>) at remote 0x7ffff3045c50>,
> _Thread__name='MainThread', _Thread__daemonic=False,
> _Thread__started=<_Event(_Verbose__verbose=False, _Event__flag=True,
> _Event__cond=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1d0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1d0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1d0>) at remote 0x7ffff3045b90>) at remote
> 0x7ffff3045ad0>, _Thread__stderr=<file at remote 0x7ffff7fad1e0>,
> _Thread__target=None, _Thread__kwargs={}, _Verbose__verbose=False,
> _Thread__args=(), _Thread__stopped=True,
> _Thread__initialized=True)...(truncated),
> kw=kw@entry=0x0) at ../Objects/funcobject.c:526
> #15 0x00000000004c2604 in PyObject_Call (kw=0x0,
> arg=(<_MainThread(_Thread__ident=140737353922368,
> _Thread__block=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1f0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1f0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1f0>) at remote 0x7ffff3045c50>,
> _Thread__name='MainThread', _Thread__daemonic=False,
> _Thread__started=<_Event(_Verbose__verbose=False, _Event__flag=True,
> _Event__cond=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1d0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1d0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1d0>) at remote 0x7ffff3045b90>) at remote
> 0x7ffff3045ad0>, _Thread__stderr=<file at remote 0x7ffff7fad1e0>,
> _Thread__target=None, _Thread__kwargs={}, _Verbose__verbose=False,
> _Thread__args=(), _Thread__stopped=True,
> _Thread__initialized=True)...(truncated),
> func=<function at remote 0x7ffff3050de8>) at ../Objects/abstract.c:2529
> #16 instancemethod_call.8802 (func=<function at remote 0x7ffff3050de8>,
> func@entry=<instancemethod at remote 0x7ffff7ec5500>,
> arg=(<_MainThread(_Thread__ident=140737353922368,
> _Thread__block=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1f0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1f0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x7ffff7f5f1f0>) at remote 0x7ffff3045c50>,
> _Thread__name='MainThread', _Thread__daemonic=False,
> _Thread__started=<_Event(_Verbose__verbose=False, _Event__flag=True,
> _Event__cond=<_Condition(_Verbose__verbose=False,
> _Condition__lock=<thread.lock at remote 0x7ffff7f5f1d0>, acquire=<built-in
> method acquire of thread.lock object at remote 0x7ffff7f5f1d0>,
> _Condition__waiters=[], release=<built-in method release of thread.lock
> object at remote 0x---Type <return> to continue, or q <return> to quit---
> 7ffff7f5f1d0>) at remote 0x7ffff3045b90>) at remote 0x7ffff3045ad0>,
> _Thread__stderr=<file at remote 0x7ffff7fad1e0>, _Thread__target=None,
> _Thread__kwargs={}, _Verbose__verbose=False, _Thread__args=(),
> _Thread__stopped=True, _Thread__initialized=True)...(truncated), arg@entry=(),
> kw=kw@entry=0x0) at ../Objects/classobject.c:2602
> #17 0x0000000000510bc2 in PyObject_Call (kw=0x0, arg=(),
> func=<instancemethod at remote 0x7ffff7ec5500>) at
> ../Objects/abstract.c:2529
> #18 call_function_tail (args=(), callable=<instancemethod at remote
> 0x7ffff7ec5500>) at ../Objects/abstract.c:2561
> #19 PyObject_CallMethod (o=<optimized out>, name=<optimized out>,
> format=<optimized out>) at ../Objects/abstract.c:2638
> #20 0x00000000004265d5 in wait_for_thread_shutdown () at
> ../Python/pythonrun.c:1720
> #21 Py_Finalize () at ../Python/pythonrun.c:413
> #22 0x0000000000466e21 in Py_Main (argc=<optimized out>,
> argv=0x7fffffffdad8) at ../Modules/main.c:665
> #23 0x00007ffff7818f45 in __libc_start_main (main=0x466e50 <main>, argc=2,
> argv=0x7fffffffdad8, init=<optimized out>, fini=<optimized out>,
> rtld_fini=<optimized out>, stack_end=0x7fffffffdac8)
> at libc-start.c:287
> #24 0x0000000000577c2e in _start ()
> (gdb)
>
>
> On Mon, Jan 30, 2017 at 2:27 PM, Marcus Müller <[email protected]>
> wrote:
>
>> Hi Sonny,
>>
>> that's unusual. Can you run
>>
>> gdb -ex run -ex bt --args python2 '/mymachine/sdr/gnuradioProjec
>> ts/flowGraphsFromGRC/top_block.py'
>>
>> and copy & paste the output backtrace? Ideally, we'd see *exactly* what
>> crashes where.
>>
>> Best regards,
>>
>> Marcus
>> On 01/30/2017 08:12 PM, Sonny Rajagopalan wrote:
>>
>> Hello,
>>
>> I have a simple flow graph as shown (from this video tutorial
>> http://greatscottgadgets.com/sdr/1/):
>>
>> [image: Inline image 1]
>>
>> The *.py that is created is attached. The code crashes with the following
>> error:
>>
>> Generating: '/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_
>> block.py'
>>
>> Generating: '/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_
>> block.py'
>>
>> Executing: /usr/bin/python2 -u /mymachine/sdr/gnuradioProject
>> s/flowGraphsFromGRC/top_block.py
>>
>> linux; GNU C++ version 4.8.4; Boost_105400; UHD_3.11.0.git-59-g52ca2e0b
>>
>> gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10
>> built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf
>> bladerf rfspace airspy soapy redpitaya
>> Number of USB devices: 13
>> USB device 1d50:6089: 0000000000000000909864c82c3a2fcf match
>> Using HackRF One with firmware 2015.07.2
>> Traceback (most recent call last):
>> File "/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_block.py",
>> line 100, in <module>
>> main()
>> File "/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_block.py",
>> line 95, in main
>> tb.Start(True)
>> File
>> "/usr/local/lib/python2.7/dist-packages/grc_gnuradio/wxgui/top_block_gui.py",
>> line 74, in Start
>> self.start()
>> File "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/top_block.py",
>> line 109, in start
>> top_block_start_unlocked(self._impl, max_noutput_items)
>> File "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/runtime_swig.py",
>> line 4879, in top_block_start_unlocked
>> return _runtime_swig.top_block_start_unlocked(*args, **kwargs)
>> RuntimeError: list contains invalid format!
>>
>>
>> Gnuradio version: v3.7.10.1-182-g59136936, built using PyBOMBS;
>> python2.7 and 3.4 on system. I know Cinaed said this is operator error, but
>> some pointers for how to fixing this is appreciated.
>>
>> Any insights into how this can be fixed is appreciated. I raised this
>> issue with the HackRF people and they say it is better asked here.
>>
>> Thanks,
>> Sonny.
>>
>>
>> _______________________________________________
>> Discuss-gnuradio mailing
>> [email protected]https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>
>> _______________________________________________ Discuss-gnuradio mailing
>> list [email protected] https://lists.gnu.org/mailman/
>> listinfo/discuss-gnuradio
>
>
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