I use Ubuntu 16.04. I tried most methods and none are working. Please note I've used method that to remove Unity Tweak Tool, but it didn't work.
I always get this message and I've deleted most packages.
samerlol@SamerLOL:~$ sudo apt-get remove --auto-remove unity-tweak-tool [sudo] password for samerlol: Sorry, try again. [sudo] password for samerlol: Reading package lists... Done Building dependency tree Reading state information... Done Package 'unity-tweak-tool' is not installed, so not removed The following packages will be REMOVED: avahi-utils ethtool gir1.2-notify-0.7 ippusbxd libandroid-properties1 libappstream3 libhardware2 libhud2 libhybris libhybris-common1 libmedia1 libqt5feedback5 libqt5multimedia5 libqt5positioning5 libqt5quicktest5 libqt5test5 libunity-action-qt1 libx86-1 plainbox-provider-checkbox plainbox-provider-resource-generic plainbox-secure-policy pm-utils pyotherside python3-checkbox-support python3-cups python3-cupshelpers python3-guacamole python3-jinja2 python3-padme python3-plainbox python3-pyparsing python3-requests python3-urllib3 python3-xlsxwriter qml-module-io-thp-pyotherside qml-module-qt-labs-folderlistmodel qml-module-qt-labs-settings qml-module-qtfeedback qml-module-qtgraphicaleffects qml-module-qtquick-layouts qml-module-qtquick-window2 qml-module-qtquick2 qml-module-qttest qml-module-qtwebkit qml-module-ubuntu-onlineaccounts qml-module-ubuntu-performancemetrics qmlscene qtdeclarative5-accounts-plugin qtdeclarative5-dev-tools qtdeclarative5-qtquick2-plugin qtdeclarative5-test-plugin qtdeclarative5-unity-action-plugin suru-icon-theme system-config-printer-common system-config-printer-udev ubuntu-core-launcher ubuntu-mobile-icons ubuntu-ui-toolkit-theme vbetool 0 upgraded, 0 newly installed, 59 to remove and 0 not upgraded. After this operation, 48.6 MB disk space will be freed. Do you want to continue? [Y/n] y (Reading database ... 264976 files and directories currently installed.) Removing avahi-utils (0.6.32~rc+dfsg-1ubuntu2) ... Removing ethtool (1:4.5-1) ... Removing gir1.2-notify-0.7 (0.7.6-2svn1) ... Removing ippusbxd (1.23-1) ... Removing libhybris (0.1.0+git20151016+6d424c9-0ubuntu7) ... Removing libmedia1 (0.1.0+git20151016+6d424c9-0ubuntu7) ... Removing libhardware2 (0.1.0+git20151016+6d424c9-0ubuntu7) ... Removing libhybris-common1 (0.1.0+git20151016+6d424c9-0ubuntu7) ... Removing libandroid-properties1 (0.1.0+git20151016+6d424c9-0ubuntu7) ... Removing libappstream3:amd64 (0.9.4-1ubuntu2) ... Removing qtdeclarative5-unity-action-plugin:amd64 (1.1.0+14.04.20140304-0ubuntu2~gcc5.1) ... Removing libunity-action-qt1:amd64 (1.1.0+14.04.20140304-0ubuntu2~gcc5.1) ... Removing libhud2:amd64 (14.10+16.04.20160415-0ubuntu1) ... Removing qml-module-qtfeedback:amd64 (5.0~git20130529-0ubuntu13) ... Removing libqt5feedback5:amd64 (5.0~git20130529-0ubuntu13) ... Removing libqt5multimedia5:amd64 (5.6.1-2ubuntu1~xenialoverlay1~1) ... Removing libqt5positioning5:amd64 (5.6.1-2ubuntu1~xenialoverlay1~1) ... Removing qtdeclarative5-test-plugin:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qml-module-qttest:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qtdeclarative5-dev-tools (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing libqt5quicktest5:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing libqt5test5:amd64 (5.6.1+dfsg-3ubuntu1~xenialoverlay1~4+fix1) ... Removing vbetool (1.1-3) ... Removing libx86-1:amd64 (1.1+ds1-10) ... Removing plainbox-provider-checkbox (0.25-1) ... Removing plainbox-provider-resource-generic (0.23-1) ... Removing python3-plainbox (0.25-1) ... Removing plainbox-secure-policy (0.25-1) ... Removing pm-utils (1.4.1-16) ... Removing pyotherside (1.4.0-2) ... Removing python3-checkbox-support (0.22-1) ... Removing system-config-printer-udev (1.5.7+20160212-0ubuntu2) ... Removing system-config-printer-common (1.5.7+20160212-0ubuntu2) ... Removing python3-cups (1.9.73-0ubuntu2) ... Removing python3-cupshelpers (1.5.7+20160212-0ubuntu2) ... Removing python3-guacamole (0.9.2-1) ... Removing python3-jinja2 (2.8-1) ... Removing python3-padme (1.1.1-2) ... Removing python3-pyparsing (2.0.3+dfsg1-1ubuntu0.1) ... Removing python3-requests (2.9.1-3) ... Removing python3-urllib3 (1.13.1-2ubuntu0.16.04.1) ... Removing python3-xlsxwriter (0.7.3-1) ... Removing qml-module-io-thp-pyotherside:amd64 (1.4.0-2) ... Removing qml-module-qt-labs-folderlistmodel:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qml-module-qt-labs-settings:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qml-module-qtgraphicaleffects:amd64 (5.6.1-3ubuntu1~xenialoverlay1~2) ... Removing qml-module-qtquick-layouts:amd64 (5.6.1-2build1~~xenialoverlay1~1) ... Removing qml-module-qtquick-window2:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qtdeclarative5-accounts-plugin:amd64 (0.6+16.04.20151106-0ubuntu1) ... Removing qml-module-ubuntu-onlineaccounts:amd64 (0.6+16.04.20151106-0ubuntu1) ... Removing qtdeclarative5-qtquick2-plugin:amd645.6.1-4ubuntu1~xenialoverlay1~4) ... Removing qml-module-qtquick2:amd64 (5.6.1-4ubuntu1~xenialoverlay1~4) .. Removing qml-module-qtwebkit:amd64 (5.6.1+dfsg-4ubuntu1~xenialoverlay1~2) ... Removing qml-module-ubuntu-performancemetrics:amd64 (1.3.1918+16.04.20160404-0ubuntu1) ... Removing qmlscene (5.6.1-4ubuntu1~xenialoverlay1~4) ... Removing suru-icon-theme (14.04+16.04.20161024-0ubuntu1) ... Removing ubuntu-core-launcher (2.22.6) ... Removing ubuntu-mobile-icons (14.04+16.04.20161024-0ubuntu1) ... Removing ubuntu-ui-toolkit-theme (1.3.1918+16.04.20160404-0ubuntu1) ... Processing triggers for man-db (2.7.5-1) ... Processing triggers for libc-bin (2.23-0ubuntu5) ... Processing triggers for doc-base (0.10.7) ... Processing 1 removed doc-base file... samerlol@SamerLOL:~$ sudo apt-get install unity-tweak-tool gnome-tweak-tool Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: unity-tweak-tool : Depends: unity-webapps-common but it is not going to be installed E: Unable to correct problems, you have held broken packages. samerlol@SamerLOL:~$ sudo apt-get purge unity-tweak-tool Reading package lists... Done Building dependency tree Reading state information... Done Package 'unity-tweak-tool' is not installed, so not removed 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. samerlol@SamerLOL:~$ sudo apt-get purge --auto-remove unity-tweak-tool Reading package lists... Done Building dependency tree Reading state information... Done Package 'unity-tweak-tool' is not installed, so not removed 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. samerlol@SamerLOL:~$ sudo apt-get clean samerlol@SamerLOL:~$ sudo apt-get install unity-tweak-tool Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: unity-tweak-tool : Depends: unity-webapps-common but it is not going to be installed W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sourscreenshotces.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target DEPscreenshot-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 E: Unable to correct problems, you have held broken packages. samerlol@SamerLOL:~$ sudo apt-get clean samerlol@SamerLOL:~$ sudo apt-get autoclean Reading package lists... Done Building dependency tree Reading state information... Done W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google.list:1 samerlol@SamerLOL:~$ sudo apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. samerlol@SamerLOL:~$ sudo dpkg --configure -a samerlol@SamerLOL:~$ sudo apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. samerlol@SamerLOL:~$ sudo apt-get -u dist-upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. samerlol@SamerLOL:~$ sudo apt-get install unity-tweak-tool Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: unity-tweak-tool : Depends: unity-webapps-common but it is not going to be installed E: Unable to correct problems, you have held broken packages.
What should I do?
{}button instead of the"button to format as code – Zanna Mar 05 '17 at 21:58Reading state information... Done Package 'unity-tweak-tool' is not installed, so not removed 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. } – Samer Yousef Mar 06 '17 at 12:52
sudo apt-get install -f unity-tweak-tool unity-webapps-common? Thanks. – David Foerster Feb 27 '18 at 06:26