The following packages have unmet dependencies:
unity-stock-ticker-lens : Depends: python-unity-singlet (>= 0.3) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
The following packages have unmet dependencies:
unity-stock-ticker-lens : Depends: python-unity-singlet (>= 0.3) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
Open your terminal and try the following:
sudo apt-get -f install
The above will try to resolve the missing dependencies and broken packages
Go to Ubuntu Software center search for python-unity-singlet
. In front of package name there is the version, select version 0.3 (quantal-backports)
and install.
Proceed with Ticker lens installation, it should install now.