copy the title of this thread into your google search window and see how many entries you get.
In my case, running OpenSUSE 11.2 and trying to install OpenFOAM, as soon as I modify my .bashrc so I could source the environment variables for OpenFOAM, I get this most popular error message
kde4-config: /home/xxxxx/OpenFOAM/ThirdParty-1.6.x/gcc-4.3.3/platforms/linux64/lib64/libstdc++.so.6: version ‘GLIBCXX_3.4.11’ not found (required by /usr/lib64/libkdecore.so.5)
On this same OpenSUSE forum, there is a recommendation of installing libstdc++44 that is supposed to provide for this dependency,
here is what I have