Plugin error on ubuntu 18.04
Before of all sorry for my bad English.
I download bitmask from the official website, I run it with sudo (because without it does not work) and when I log in and active the vpn the internet connection does not work more. I copy the terminal output while the program was executing:
`[+] launching bitmaskd... /usr/lib/x86_64-linux-gnu/gstreamer1.0/gstreamer-1.0/gst-plugin-scanner: symbol lookup error: /usr/lib/x86_64-linux-gnu/gstreamer1.0/gstreamer-1.0/gst-plugin-scanner: undefined symbol: _gst_executable_path
(bitmask:31608): GStreamer-WARNING **: External plugin loader failed. This most likely means that the plugin loader helper binary was not found or could not be run. You might need to set the GST_PLUGIN_SCANNER environment variable if your setup is unusual. This should normally not be required though.
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstogg.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstogg.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioresample.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioresample.so: undefined symbol: gst_audio_resampler_filter_mode_get_type
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstautodetect.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstautodetect.so: undefined symbol: gst_bin_set_suppressed_flags
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstdebug.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstdebug.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstmatroska.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstmatroska.so: undefined symbol: gst_element_message_full_with_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvaapi.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvaapi.so: undefined symbol: gst_video_region_of_interest_meta_get_param
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstsoup.so': /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0: undefined symbol: g_build_filename_valist
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudiomixer.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudiomixer.so: undefined symbol: gst_audio_aggregator_convert_pad_get_type
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstcairo.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstshout2.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioconvert.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioconvert.so: undefined symbol: gst_param_spec_array
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstflv.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstflv.so: undefined symbol: gst_aggregator_pad_pop_buffer
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtpmanager.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtpmanager.so: undefined symbol: gst_param_spec_array
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstisomp4.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstisomp4.so: undefined symbol: gst_video_time_code_compare
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstpango.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioparsers.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstaudioparsers.so: undefined symbol: gst_base_parse_drain
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstmultifile.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstmultifile.so: undefined symbol: gst_video_time_code_interval_new_from_string
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstwavparse.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstwavparse.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstasf.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstasf.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstpng.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstpbtypes.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstpbtypes.so: undefined symbol: gst_dynamic_type_register
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstplayback.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstplayback.so: undefined symbol: gst_event_new_stream_group_done
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstopengl.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrawparse.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrawparse.so: undefined symbol: gst_param_spec_array
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvideo4linux2.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvideo4linux2.so: undefined symbol: gst_pad_get_task_state
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstlibav.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstxvimagesink.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstxvimagesink.so: undefined symbol: gst_video_overlay_install_properties
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstcoreelements.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstcoreelements.so: undefined symbol: gst_event_parse_stream_group_done
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstdv.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstdv.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstsid.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstsid.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstgdkpixbuf.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstgdkpixbuf.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstimagefreeze.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstimagefreeze.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstcoretracers.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstcoretracers.so: undefined symbol: gst_debug_get_stack_trace
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgsttheora.so': /home/hodei/bitmask-0.10.2/lib/libz.so.1: version `ZLIB_1.2.9' not found (required by /usr/lib/x86_64-linux-gnu/libpng16.so.16)
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstalsa.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstalsa.so: undefined symbol: gst_audio_channel_positions_to_string
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrealmedia.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrealmedia.so: undefined symbol: gst_make_element_message_details
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvideofilter.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstvideofilter.so: undefined symbol: gst_video_direction_get_type
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtsp.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtsp.so: undefined symbol: gst_bin_set_suppressed_flags
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtp.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstrtp.so: undefined symbol: gst_audio_stream_align_new
(bitmask:31608): GStreamer-WARNING **: Failed to load plugin '/usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstavi.so': /usr/lib/x86_64-linux-gnu/gstreamer-1.0/libgstavi.so: undefined symbol: gst_make_element_message_details`
I also try installin it from the repos but the only thing I get is a blank window.
Thank you for the help.