I installed Screenie-Qt that requires libqtcore4 (>= 4.4.0. Now Skype display this error message while trying to lauch it.

Fatal: Cannot mix incompatible Qt libraries
Abandon

Tried to read all previous posts without any solution.

My computer : uname -a

Linux Elexence 2.6.24-16-generic #1 SMP Thu Apr 10 13:23:42 UTC 2008 i686 GNU/Linux

Tried the following CLI.

ldd /usr/bin/skype | grep -i Qt
libQtDBus.so.4 => /usr/lib/libQtDBus.so.4 (0xb7e9e000)
libQtGui.so.4 => /usr/lib/libQtGui.so.4 (0xb75a7000)
libQtNetwork.so.4 => /usr/lib/libQtNetwork.so.4 (0xb7516000)
libQtCore.so.4 => /usr/lib/libQtCore.so.4 (0xb72e9000)
libQtXml.so.4 => /usr/lib/libQtXml.so.4 (0xb6ed6000)

The complete description.

ldd /usr/bin/skype

linux-gate.so.1 => (0xb7fca000)
libasound.so.2 => /usr/lib/libasound.so.2 (0xb7ef4000)
libXv.so.1 => /usr/lib/libXv.so.1 (0xb7eef000)
libXss.so.1 => /usr/lib/libXss.so.1 (0xb7eeb000)
librt.so.1 => /lib/tls/i686/cmov/librt.so.1 (0xb7ee2000)
libQtDBus.so.4 => /usr/lib/libQtDBus.so.4 (0xb7e92000)
libQtGui.so.4 => /usr/lib/libQtGui.so.4 (0xb759b000)
libQtNetwork.so.4 => /usr/lib/libQtNetwork.so.4 (0xb750a000)
libQtCore.so.4 => /usr/lib/libQtCore.so.4 (0xb72dd000)
libpthread.so.0 => /lib/tls/i686/cmov/libpthread.so.0 (0xb72c4000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb71d1000)
libm.so.6 => /lib/tls/i686/cmov/libm.so.6 (0xb71ac000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb71a1000)
libc.so.6 => /lib/tls/i686/cmov/libc.so.6 (0xb7052000)
libX11.so.6 => /usr/lib/libX11.so.6 (0xb6f6b000)
libXext.so.6 => /usr/lib/libXext.so.6 (0xb6f5d000)
libdl.so.2 => /lib/tls/i686/cmov/libdl.so.2 (0xb6f58000)
/lib/ld-linux.so.2 (0xb7fcb000)
libdbus-1.so.3 => /usr/lib/libdbus-1.so.3 (0xb6f22000)
libQtXml.so.4 => /usr/lib/libQtXml.so.4 (0xb6eca000)
libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 (0xb6ea0000)
libz.so.1 => /usr/lib/libz.so.1 (0xb6e8b000)
libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 (0xb6e85000)
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 (0xb6dd4000)
libaudio.so.2 => /usr/lib/libaudio.so.2 (0xb6dbe000)
libpng12.so.0 => /usr/lib/libpng12.so.0 (0xb6d9b000)
libSM.so.6 => /usr/lib/libSM.so.6 (0xb6d93000)
libICE.so.6 => /usr/lib/libICE.so.6 (0xb6d7a000)
libXi.so.6 => /usr/lib/libXi.so.6 (0xb6d72000)
libXrender.so.1 => /usr/lib/libXrender.so.1 (0xb6d6a000)
libXrandr.so.2 => /usr/lib/libXrandr.so.2 (0xb6d64000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0xb6cf4000)
libxcb-xlib.so.0 => /usr/lib/libxcb-xlib.so.0 (0xb6cf1000)
libxcb.so.1 => /usr/lib/libxcb.so.1 (0xb6cd9000)
libXau.so.6 => /usr/lib/libXau.so.6 (0xb6cd6000)
libexpat.so.1 => /usr/lib/libexpat.so.1 (0xb6cb5000)
libselinux.so.1 => /lib/libselinux.so.1 (0xb6c9c000)
libpcre.so.3 => /usr/lib/libpcre.so.3 (0xb6c74000)
libXt.so.6 => /usr/lib/libXt.so.6 (0xb6c23000)
libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0xb6c1e000)

If someone has an idea or a solution, any help will be helpful.

Thanks in advance.