I had to use the texworks to do some changes in my LaTeX CV template, and in the previous version of Ubuntu I had not issues at all. But unfortunately in the new latest version of Ubuntu 12.04 LTS (Precise Pangolin) I had to do some tricks to get it started. It is therefore, I will provide the readers and solution of how to fix this issue. But before we continue I would like to mention that this issue has never been posted before, anywhere else.
Installation of Texworks
In the shell command we install the texworks with the following script:
sudo apt-get install texworks
Issue / Error
After the installation is finished, then if we try to run the program from Unity or even from the terminal, it will give us an error:\<
linux-gate.so.1 = (0xb76f2000)
libhunspell-1.3.so.0 => /usr/lib/i386-linux-gnu/libhunspell-1.3.so.0 (0xb7682000)
libpoppler-qt4.so.3 => not found
libz.so.1 => /lib/i386-linux-gnu/libz.so.1 (0xb766b000)
libQtDBus.so.4 => /usr/lib/i386-linux-gnu/libQtDBus.so.4 (0xb75eb000)
libQtScript.so.4 => /usr/lib/i386-linux-gnu/libQtScript.so.4 (0xb7367000)
libQtScriptTools.so.4 => /usr/lib/i386-linux-gnu/libQtScriptTools.so.4 (0xb72b2000)
libQtXml.so.4 => /usr/lib/i386-linux-gnu/libQtXml.so.4 (0xb7272000)
libQtGui.so.4 => /usr/lib/i386-linux-gnu/libQtGui.so.4 (0xb679e000)
libQtCore.so.4 => /usr/lib/i386-linux-gnu/libQtCore.so.4 (0xb64c1000)
libpthread.so.0 => /lib/i386-linux-gnu/libpthread.so.0 (0xb64a6000)
libstdc++.so.6 => /usr/lib/i386-linux-gnu/libstdc++.so.6 (0xb63c1000)
libgcc_s.so.1 => /lib/i386-linux-gnu/libgcc_s.so.1 (0xb63a3000)
libc.so.6 => /lib/i386-linux-gnu/libc.so.6 (0xb61fd000)
libdbus-1.so.3 => /lib/i386-linux-gnu/libdbus-1.so.3 (0xb61b4000)
libm.so.6 => /lib/i386-linux-gnu/libm.so.6 (0xb6188000)
libfontconfig.so.1 => /usr/lib/i386-linux-gnu/libfontconfig.so.1 (0xb6154000)
libaudio.so.2 => /usr/lib/i386-linux-gnu/libaudio.so.2 (0xb613b000)
libglib-2.0.so.0 => /lib/i386-linux-gnu/libglib-2.0.so.0 (0xb6041000)
libpng12.so.0 => /lib/i386-linux-gnu/libpng12.so.0 (0xb6017000)
libfreetype.so.6 => /usr/lib/i386-linux-gnu/libfreetype.so.6 (0xb5f7d000)
libgobject-2.0.so.0 => /usr/lib/i386-linux-gnu/libgobject-2.0.so.0 (0xb5f2e000)
libSM.so.6 => /usr/lib/i386-linux-gnu/libSM.so.6 (0xb5f25000)
libICE.so.6 => /usr/lib/i386-linux-gnu/libICE.so.6 (0xb5f0a000)
libXi.so.6 => /usr/lib/i386-linux-gnu/libXi.so.6 (0xb5efa000)
libXrender.so.1 => /usr/lib/i386-linux-gnu/libXrender.so.1 (0xb5ef0000)
libXext.so.6 => /usr/lib/i386-linux-gnu/libXext.so.6 (0xb5ede000)
libX11.so.6 => /usr/lib/i386-linux-gnu/libX11.so.6 (0xb5daa000)
libdl.so.2 => /lib/i386-linux-gnu/libdl.so.2 (0xb5da4000)
librt.so.1 => /lib/i386-linux-gnu/librt.so.1 (0xb5d9b000)
/lib/ld-linux.so.2 (0xb76f3000)
libexpat.so.1 => /lib/i386-linux-gnu/libexpat.so.1 (0xb5d71000)
libXt.so.6 => /usr/lib/i386-linux-gnu/libXt.so.6 (0xb5d15000)
libXau.so.6 => /usr/lib/i386-linux-gnu/libXau.so.6 (0xb5d11000)
libpcre.so.3 => /lib/i386-linux-gnu/libpcre.so.3 (0xb5cd4000)
libffi.so.6 => /usr/lib/i386-linux-gnu/libffi.so.6 (0xb5ccd000)
libuuid.so.1 => /lib/i386-linux-gnu/libuuid.so.1 (0xb5cc7000)
libxcb.so.1 => /usr/lib/i386-linux-gnu/libxcb.so.1 (0xb5ca6000)
libXdmcp.so.6 => /usr/lib/i386-linux-gnu/libXdmcp.so.6 (0xb5c9e000)
\$ texworks --version
TeXworks 0.5r952 (Debian)
Copyright (C) 2007-2011 Jonathan Kew, Stefan Löffler
License GPLv2+: GNU GPL (version 2 or later) http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
```
Also this bug/issue has been reported in Launchpad.net.