On the board startup printing interface, there will be “failed to start VNC server for X11”
run "gnuradio-companion"have error:
Unable to init server: Could not connect: Connection refused
Unable to init server: Could not connect: Connection refused
Unable to init server: Could not connect: Connection refused
Traceback (most recent call last):
File "/usr/bin/gnuradio-companion", line 102, in
run_main()
File "/usr/bin/gnuradio-companion", line 95, in run_main
exit(main())
File "/usr/lib/python3/dist-packages/gnuradio/grc/main.py", line 81, in main
from .gui.Platform import Platform
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/Platform.py", line 26, in
from . import canvas
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/canvas/init.py", line 21, in
from .param import Param
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/canvas/param.py", line 23, in
from .. import ParamWidgets, Utils, Constants
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/ParamWidgets.py", line 69, in
add_style_provider()
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/ParamWidgets.py", line 64, in add_style_provider
Gtk.StyleContext.add_provider_for_screen(
TypeError: Argument 0 does not allow None as a value
On the board startup printing interface, there will be “failed to start VNC server for X11” run "gnuradio-companion"have error: Unable to init server: Could not connect: Connection refused Unable to init server: Could not connect: Connection refused Unable to init server: Could not connect: Connection refused Traceback (most recent call last): File "/usr/bin/gnuradio-companion", line 102, in
run_main()
File "/usr/bin/gnuradio-companion", line 95, in run_main
exit(main())
File "/usr/lib/python3/dist-packages/gnuradio/grc/main.py", line 81, in main
from .gui.Platform import Platform
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/Platform.py", line 26, in
from . import canvas
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/canvas/init.py", line 21, in
from .param import Param
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/canvas/param.py", line 23, in
from .. import ParamWidgets, Utils, Constants
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/ParamWidgets.py", line 69, in
add_style_provider()
File "/usr/lib/python3/dist-packages/gnuradio/grc/gui/ParamWidgets.py", line 64, in add_style_provider
Gtk.StyleContext.add_provider_for_screen(
TypeError: Argument 0 does not allow None as a value