After updating one of these packages I don't have this problem anymore. Unfortunately, I cannot pinpoint the exact package that fixed it. -at-spi2-core 2.25.91-0ubuntu1 amd64 +at-spi2-core 2.26.0-2 amd64 -bind9-host 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +bind9-host 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -console-setup 1.166ubuntu4 all -console-setup-linux 1.166ubuntu4 all +console-setup 1.166ubuntu5 all +console-setup-linux 1.166ubuntu5 all -cpp-6 6.4.0-4ubuntu1 amd64 -cpp-7 7.2.0-3ubuntu1 amd64 +cpp-6 6.4.0-6ubuntu1 amd64 +cpp-7 7.2.0-5ubuntu1 amd64 -curl 7.55.0-1ubuntu2 amd64 +curl 7.55.1-1ubuntu1 amd64 -dnsutils 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +dnsutils 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -fonts-opensymbol 2:102.10+LibO5.4.0-0ubuntu2 all +fonts-opensymbol 2:102.10+LibO5.4.1-0ubuntu1 all -g++-6 6.4.0-4ubuntu1 amd64 -g++-7 7.2.0-3ubuntu1 amd64 +g++-6 6.4.0-6ubuntu1 amd64 +g++-7 7.2.0-5ubuntu1 amd64 -gcc-6 6.4.0-4ubuntu1 amd64 -gcc-6-base 6.4.0-4ubuntu1 amd64 -gcc-7 7.2.0-3ubuntu1 amd64 -gcc-7-base 7.2.0-3ubuntu1 amd64 -gcc-7-base 7.2.0-3ubuntu1 i386 +gcc-6 6.4.0-6ubuntu1 amd64 +gcc-6-base 6.4.0-6ubuntu1 amd64 +gcc-7 7.2.0-5ubuntu1 amd64 +gcc-7-base 7.2.0-5ubuntu1 amd64 +gcc-7-base 7.2.0-5ubuntu1 i386 -gdc-7 7.2.0-3ubuntu1 amd64 +gdc-7 7.2.0-5ubuntu1 amd64 -gfortran-6 6.4.0-4ubuntu1 amd64 -gfortran-7 7.2.0-3ubuntu1 amd64 +gfortran-6 6.4.0-6ubuntu1 amd64 +gfortran-7 7.2.0-5ubuntu1 amd64 -gir1.2-atk-1.0 2.25.90-0ubuntu1 amd64 +gir1.2-atk-1.0 2.26.0-2ubuntu1 amd64 -gir1.2-freedesktop 1.53.2-4 amd64 -gir1.2-gdkpixbuf-2.0 2.36.5-3ubuntu0.2 amd64 +gir1.2-freedesktop 1.54.0-1 amd64 +gir1.2-gdkpixbuf-2.0 2.36.5-3ubuntu1 amd64 -gir1.2-glib-2.0 1.53.2-4 amd64 +gir1.2-glib-2.0 1.54.0-1 amd64 -gir1.2-gtk-3.0 3.22.19-0ubuntu1 amd64 +gir1.2-gtk-3.0 3.22.21-0ubuntu1 amd64 -gir1.2-pango-1.0 1.40.11-1 amd64 +gir1.2-pango-1.0 1.40.12-1 amd64 -gtk-update-icon-cache 3.22.19-0ubuntu1 amd64 +gtk-update-icon-cache 3.22.21-0ubuntu1 amd64 -isc-dhcp-client 4.3.5-3ubuntu1 amd64 -isc-dhcp-common 4.3.5-3ubuntu1 amd64 +isc-dhcp-client 4.3.5-3ubuntu2 amd64 +isc-dhcp-common 4.3.5-3ubuntu2 amd64 -keyboard-configuration 1.166ubuntu4 all +keyboard-configuration 1.166ubuntu5 all -kubuntu-desktop 1.355 amd64 +kubuntu-desktop 1.356 amd64 -kubuntu-full 1.355 amd64 +kubuntu-full 1.356 amd64 -lib32gcc1 1:7.2.0-3ubuntu1 amd64 -lib32stdc++6 7.2.0-3ubuntu1 amd64 +lib32gcc1 1:7.2.0-5ubuntu1 amd64 +lib32stdc++6 7.2.0-5ubuntu1 amd64 -libasan3 6.4.0-4ubuntu1 amd64 -libasan4 7.2.0-3ubuntu1 amd64 +libasan3 6.4.0-6ubuntu1 amd64 +libasan4 7.2.0-5ubuntu1 amd64 -libatk-bridge2.0-0 2.25.3-0ubuntu1 amd64 +libatk-bridge2.0-0 2.26.0-1ubuntu1 amd64 -libatk1.0-0 2.25.90-0ubuntu1 amd64 -libatk1.0-data 2.25.90-0ubuntu1 all +libatk1.0-0 2.26.0-2ubuntu1 amd64 +libatk1.0-data 2.26.0-2ubuntu1 all -libatomic1 7.2.0-3ubuntu1 amd64 -libatspi2.0-0 2.25.91-0ubuntu1 amd64 +libatomic1 7.2.0-5ubuntu1 amd64 +libatspi2.0-0 2.26.0-2 amd64 -libbind9-140 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +libbind9-140 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -libc-bin 2.24-12ubuntu1 amd64 -libc-dev-bin 2.24-12ubuntu1 amd64 -libc6 2.24-12ubuntu1 amd64 -libc6 2.24-12ubuntu1 i386 -libc6-dbg 2.24-12ubuntu1 amd64 -libc6-dev 2.24-12ubuntu1 amd64 -libc6-i386 2.24-12ubuntu1 amd64 +libc-bin 2.26-0ubuntu1 amd64 +libc-dev-bin 2.26-0ubuntu1 amd64 +libc6 2.26-0ubuntu1 amd64 +libc6 2.26-0ubuntu1 i386 +libc6-dbg 2.26-0ubuntu1 amd64 +libc6-dev 2.26-0ubuntu1 amd64 +libc6-i386 2.26-0ubuntu1 amd64 -libcc1-0 7.2.0-3ubuntu1 amd64 +libcc1-0 7.2.0-5ubuntu1 amd64 -libcilkrts5 7.2.0-3ubuntu1 amd64 +libcilkrts5 7.2.0-5ubuntu1 amd64 -libcurl3 7.55.0-1ubuntu2 amd64 -libcurl3-gnutls 7.55.0-1ubuntu2 amd64 -libcurl4-openssl-dev 7.55.0-1ubuntu2 amd64 +libcurl3 7.55.1-1ubuntu1 amd64 +libcurl3-gnutls 7.55.1-1ubuntu1 amd64 +libcurl4-openssl-dev 7.55.1-1ubuntu1 amd64 -libdns-export162 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 -libdns162 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +libdns-export162 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 +libdns162 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -libegl1-mesa 17.2.0-0ubuntu1 amd64 -libegl1-mesa-dev 17.2.0-0ubuntu1 amd64 +libegl1-mesa 17.2.1-0ubuntu1 amd64 +libegl1-mesa-dev 17.2.1-0ubuntu1 amd64 -libgbm1 17.2.0-0ubuntu1 amd64 +libgbm1 17.2.1-0ubuntu1 amd64 -libgcc-6-dev 6.4.0-4ubuntu1 amd64 -libgcc-7-dev 7.2.0-3ubuntu1 amd64 -libgcc1 1:7.2.0-3ubuntu1 amd64 -libgcc1 1:7.2.0-3ubuntu1 i386 +libgcc-6-dev 6.4.0-6ubuntu1 amd64 +libgcc-7-dev 7.2.0-5ubuntu1 amd64 +libgcc1 1:7.2.0-5ubuntu1 amd64 +libgcc1 1:7.2.0-5ubuntu1 i386 -libgcrypt20 1.7.8-2 amd64 -libgcrypt20 1.7.8-2 i386 +libgcrypt20 1.7.8-2ubuntu1 amd64 +libgcrypt20 1.7.8-2ubuntu1 i386 -libgdk-pixbuf2.0-0 2.36.5-3ubuntu0.2 amd64 -libgdk-pixbuf2.0-bin 2.36.5-3ubuntu0.2 amd64 -libgdk-pixbuf2.0-common 2.36.5-3ubuntu0.2 all +libgdk-pixbuf2.0-0 2.36.5-3ubuntu1 amd64 +libgdk-pixbuf2.0-bin 2.36.5-3ubuntu1 amd64 +libgdk-pixbuf2.0-common 2.36.5-3ubuntu1 all -libgfortran-6-dev 6.4.0-4ubuntu1 amd64 -libgfortran-7-dev 7.2.0-3ubuntu1 amd64 -libgfortran3 6.4.0-4ubuntu1 amd64 -libgfortran4 7.2.0-3ubuntu1 amd64 +libgfortran-6-dev 6.4.0-6ubuntu1 amd64 +libgfortran-7-dev 7.2.0-5ubuntu1 amd64 +libgfortran3 6.4.0-6ubuntu1 amd64 +libgfortran4 7.2.0-5ubuntu1 amd64 -libgirepository-1.0-1 1.53.2-4 amd64 +libgirepository-1.0-1 1.54.0-1 amd64 -libgl1-mesa-dev 17.2.0-0ubuntu1 amd64 -libgl1-mesa-dri 17.2.0-0ubuntu1 amd64 -libgl1-mesa-dri 17.2.0-0ubuntu1 i386 -libgl1-mesa-glx 17.2.0-0ubuntu1 amd64 -libgl1-mesa-glx 17.2.0-0ubuntu1 i386 +libgl1-mesa-dev 17.2.1-0ubuntu1 amd64 +libgl1-mesa-dri 17.2.1-0ubuntu1 amd64 +libgl1-mesa-dri 17.2.1-0ubuntu1 i386 +libgl1-mesa-glx 17.2.1-0ubuntu1 amd64 +libgl1-mesa-glx 17.2.1-0ubuntu1 i386 -libglapi-mesa 17.2.0-0ubuntu1 amd64 -libglapi-mesa 17.2.0-0ubuntu1 i386 -libgles2-mesa 17.2.0-0ubuntu1 amd64 -libgles2-mesa-dev 17.2.0-0ubuntu1 amd64 +libglapi-mesa 17.2.1-0ubuntu1 amd64 +libglapi-mesa 17.2.1-0ubuntu1 i386 +libgles2-mesa 17.2.1-0ubuntu1 amd64 +libgles2-mesa-dev 17.2.1-0ubuntu1 amd64 -libglib2.0-0 2.53.6-1ubuntu2 amd64 -libglib2.0-0 2.53.6-1ubuntu2 i386 -libglib2.0-bin 2.53.6-1ubuntu2 amd64 +libglib2.0-0 2.54.0-1ubuntu1 amd64 +libglib2.0-0 2.54.0-1ubuntu1 i386 +libglib2.0-bin 2.54.0-1ubuntu1 amd64 -libglib2.0-data 2.53.6-1ubuntu2 all -libglib2.0-dev 2.53.6-1ubuntu2 amd64 -libglib2.0-dev-bin 2.53.6-1ubuntu2 amd64 +libglib2.0-data 2.54.0-1ubuntu1 all +libglib2.0-dev 2.54.0-1ubuntu1 amd64 +libglib2.0-dev-bin 2.54.0-1ubuntu1 amd64 -libgomp1 7.2.0-3ubuntu1 amd64 +libgomp1 7.2.0-5ubuntu1 amd64 -libgphobos-7-dev 7.2.0-3ubuntu1 amd64 +libgphobos-7-dev 7.2.0-5ubuntu1 amd64 -libgphobos71 7.2.0-3ubuntu1 amd64 +libgphobos71 7.2.0-5ubuntu1 amd64 -libgtk-3-0 3.22.19-0ubuntu1 amd64 -libgtk-3-bin 3.22.19-0ubuntu1 amd64 -libgtk-3-common 3.22.19-0ubuntu1 all +libgtk-3-0 3.22.21-0ubuntu1 amd64 +libgtk-3-bin 3.22.21-0ubuntu1 amd64 +libgtk-3-common 3.22.21-0ubuntu1 all -libisc-export160 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 -libisc160 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 -libisccc140 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 -libisccfg140 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +libisc-export160 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 +libisc160 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 +libisccc140 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 +libisccfg140 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -libitm1 7.2.0-3ubuntu1 amd64 +libitm1 7.2.0-5ubuntu1 amd64 -liblsan0 7.2.0-3ubuntu1 amd64 +liblsan0 7.2.0-5ubuntu1 amd64 -liblwres141 1:9.10.3.dfsg.P4-12.5ubuntu1 amd64 +liblwres141 1:9.10.3.dfsg.P4-12.6ubuntu1 amd64 -libmpx2 7.2.0-3ubuntu1 amd64 +libmpx2 7.2.0-5ubuntu1 amd64 -libobjc-7-dev 7.2.0-3ubuntu1 amd64 -libobjc4 7.2.0-3ubuntu1 amd64 +libobjc-7-dev 7.2.0-5ubuntu1 amd64 +libobjc4 7.2.0-5ubuntu1 amd64 -libosmesa6 17.2.0-0ubuntu1 amd64 -libosmesa6 17.2.0-0ubuntu1 i386 +libosmesa6 17.2.1-0ubuntu1 amd64 +libosmesa6 17.2.1-0ubuntu1 i386 -libpango-1.0-0 1.40.11-1 amd64 +libpango-1.0-0 1.40.12-1 amd64 -libpango1.0-0 1.40.11-1 amd64 -libpangocairo-1.0-0 1.40.11-1 amd64 -libpangoft2-1.0-0 1.40.11-1 amd64 +libpango1.0-0 1.40.12-1 amd64 +libpangocairo-1.0-0 1.40.12-1 amd64 +libpangoft2-1.0-0 1.40.12-1 amd64 -libpangoxft-1.0-0 1.40.11-1 amd64 +libpangoxft-1.0-0 1.40.12-1 amd64 -libpulse-mainloop-glib0 1:10.0-2ubuntu2 amd64 -libpulse0 1:10.0-2ubuntu2 amd64 -libpulse0 1:10.0-2ubuntu2 i386 -libpulsedsp 1:10.0-2ubuntu2 amd64 +libpulse-mainloop-glib0 1:10.0-2ubuntu3 amd64 +libpulse0 1:10.0-2ubuntu3 amd64 +libpulse0 1:10.0-2ubuntu3 i386 +libpulsedsp 1:10.0-2ubuntu3 amd64 -libqscintilla2-12v5 2.9.3+dfsg-4ubuntu4 amd64 -libqscintilla2-l10n 2.9.3+dfsg-4ubuntu4 all +libqscintilla2-12v5 2.9.3+dfsg-5 amd64 +libqscintilla2-l10n 2.9.3+dfsg-5 all -libquadmath0 7.2.0-3ubuntu1 amd64 +libquadmath0 7.2.0-5ubuntu1 amd64 -libreoffice 1:5.4.0-0ubuntu2 amd64 -libreoffice-avmedia-backend-gstreamer 1:5.4.0-0ubuntu2 amd64 -libreoffice-base 1:5.4.0-0ubuntu2 amd64 -libreoffice-base-core 1:5.4.0-0ubuntu2 amd64 -libreoffice-base-drivers 1:5.4.0-0ubuntu2 amd64 -libreoffice-calc 1:5.4.0-0ubuntu2 amd64 -libreoffice-common 1:5.4.0-0ubuntu2 all -libreoffice-core 1:5.4.0-0ubuntu2 amd64 -libreoffice-draw 1:5.4.0-0ubuntu2 amd64 -libreoffice-help-da 1:5.4.0-0ubuntu2 all -libreoffice-help-de 1:5.4.0-0ubuntu2 all -libreoffice-help-ru 1:5.4.0-0ubuntu2 all -libreoffice-impress 1:5.4.0-0ubuntu2 amd64 -libreoffice-java-common 1:5.4.0-0ubuntu2 all -libreoffice-kde 1:5.4.0-0ubuntu2 amd64 -libreoffice-l10n-da 1:5.4.0-0ubuntu2 all -libreoffice-l10n-de 1:5.4.0-0ubuntu2 all -libreoffice-l10n-ru 1:5.4.0-0ubuntu2 all -libreoffice-l10n-uk 1:5.4.0-0ubuntu2 all -libreoffice-librelogo 1:5.4.0-0ubuntu2 all -libreoffice-math 1:5.4.0-0ubuntu2 amd64 -libreoffice-nlpsolver 0.9+LibO5.4.0-0ubuntu2 all -libreoffice-ogltrans 1:5.4.0-0ubuntu2 amd64 -libreoffice-report-builder 1:5.4.0-0ubuntu2 all -libreoffice-report-builder-bin 1:5.4.0-0ubuntu2 amd64 -libreoffice-script-provider-bsh 1:5.4.0-0ubuntu2 all -libreoffice-script-provider-js 1:5.4.0-0ubuntu2 all -libreoffice-script-provider-python 1:5.4.0-0ubuntu2 all -libreoffice-sdbc-hsqldb 1:5.4.0-0ubuntu2 amd64 -libreoffice-sdbc-postgresql 1:5.4.0-0ubuntu2 amd64 -libreoffice-style-breeze 1:5.4.0-0ubuntu2 all -libreoffice-style-elementary 1:5.4.0-0ubuntu2 all -libreoffice-style-galaxy 1:5.4.0-0ubuntu2 all -libreoffice-style-oxygen 1:5.4.0-0ubuntu2 all -libreoffice-style-tango 1:5.4.0-0ubuntu2 all -libreoffice-wiki-publisher 1.2.0+LibO5.4.0-0ubuntu2 all -libreoffice-writer 1:5.4.0-0ubuntu2 amd64 +libreoffice 1:5.4.1-0ubuntu1 amd64 +libreoffice-avmedia-backend-gstreamer 1:5.4.1-0ubuntu1 amd64 +libreoffice-base 1:5.4.1-0ubuntu1 amd64 +libreoffice-base-core 1:5.4.1-0ubuntu1 amd64 +libreoffice-base-drivers 1:5.4.1-0ubuntu1 amd64 +libreoffice-calc 1:5.4.1-0ubuntu1 amd64 +libreoffice-common 1:5.4.1-0ubuntu1 all +libreoffice-core 1:5.4.1-0ubuntu1 amd64 +libreoffice-draw 1:5.4.1-0ubuntu1 amd64 +libreoffice-help-da 1:5.4.1-0ubuntu1 all +libreoffice-help-de 1:5.4.1-0ubuntu1 all +libreoffice-help-ru 1:5.4.1-0ubuntu1 all +libreoffice-impress 1:5.4.1-0ubuntu1 amd64 +libreoffice-java-common 1:5.4.1-0ubuntu1 all +libreoffice-kde 1:5.4.1-0ubuntu1 amd64 +libreoffice-l10n-da 1:5.4.1-0ubuntu1 all +libreoffice-l10n-de 1:5.4.1-0ubuntu1 all +libreoffice-l10n-ru 1:5.4.1-0ubuntu1 all +libreoffice-l10n-uk 1:5.4.1-0ubuntu1 all +libreoffice-librelogo 1:5.4.1-0ubuntu1 all +libreoffice-math 1:5.4.1-0ubuntu1 amd64 +libreoffice-nlpsolver 0.9+LibO5.4.1-0ubuntu1 all +libreoffice-ogltrans 1:5.4.1-0ubuntu1 amd64 +libreoffice-report-builder 1:5.4.1-0ubuntu1 all +libreoffice-report-builder-bin 1:5.4.1-0ubuntu1 amd64 +libreoffice-script-provider-bsh 1:5.4.1-0ubuntu1 all +libreoffice-script-provider-js 1:5.4.1-0ubuntu1 all +libreoffice-script-provider-python 1:5.4.1-0ubuntu1 all +libreoffice-sdbc-hsqldb 1:5.4.1-0ubuntu1 amd64 +libreoffice-sdbc-postgresql 1:5.4.1-0ubuntu1 amd64 +libreoffice-style-breeze 1:5.4.1-0ubuntu1 all +libreoffice-style-elementary 1:5.4.1-0ubuntu1 all +libreoffice-style-galaxy 1:5.4.1-0ubuntu1 all +libreoffice-style-oxygen 1:5.4.1-0ubuntu1 all +libreoffice-style-tango 1:5.4.1-0ubuntu1 all +libreoffice-wiki-publisher 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2.26-0ubuntu1 all -mesa-common-dev 17.2.0-0ubuntu1 amd64 +mesa-common-dev 17.2.1-0ubuntu1 amd64 -mesa-va-drivers 17.2.0-0ubuntu1 amd64 -mesa-vdpau-drivers 17.2.0-0ubuntu1 amd64 +mesa-va-drivers 17.2.1-0ubuntu1 amd64 +mesa-vdpau-drivers 17.2.1-0ubuntu1 amd64 -multiarch-support 2.24-12ubuntu1 amd64 +multiarch-support 2.26-0ubuntu1 amd64 -pulseaudio 1:10.0-2ubuntu2 amd64 -pulseaudio-module-bluetooth 1:10.0-2ubuntu2 amd64 -pulseaudio-module-gconf 1:10.0-2ubuntu2 amd64 -pulseaudio-utils 1:10.0-2ubuntu2 amd64 +pulseaudio 1:10.0-2ubuntu3 amd64 +pulseaudio-module-bluetooth 1:10.0-2ubuntu3 amd64 +pulseaudio-module-gconf 1:10.0-2ubuntu3 amd64 +pulseaudio-utils 1:10.0-2ubuntu3 amd64 -python-qscintilla2 2.9.3+dfsg-4ubuntu4 amd64 +python-qscintilla2 2.9.3+dfsg-5 amd64 -python-tk 2.7.14~rc1-1 amd64 +python-tk 2.7.14-1 amd64 -python3-uno 1:5.4.0-0ubuntu2 amd64 +python3-uno 1:5.4.1-0ubuntu1 amd64 -ubuntu-mono 16.10+17.10.20170817-0ubuntu1 all +ubuntu-mono 16.10+17.10.20170918-0ubuntu1 all -uno-libs3 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