Assertion error

[kapps7]

Recently I have been getting this error. The commands still work as expected but with this terminal output each time.

onkyo volume:15
<eISCP(TX-NR545) 10.0.1.43:60128>: MVL0F
Traceback (most recent call last):
File "/usr/local/bin/onkyo", line 9, in
load_entry_point('onkyo-eiscp==1.0', 'console_scripts', 'onkyo')()
File "build/bdist.macosx-10.12-intel/egg/eiscp/script.py", line 134, in run
File "build/bdist.macosx-10.12-intel/egg/eiscp/script.py", line 127, in main
File "build/bdist.macosx-10.12-intel/egg/eiscp/core.py", line 436, in raw
File "build/bdist.macosx-10.12-intel/egg/eiscp/core.py", line 259, in filter_for_message
ValueError: Timeout waiting for response.