I am not sure what the diffence between the first and the second attempt is, but I would assume, that the first was as normal user ?! I was getting confused because the prompt # indicates a root account.
So you seem to have a problem with libgdk. Maybe your neutrino installation has installed an incompatible version of this library. Try to find the name of the package that provides libgdk and refresh the installation.
The error messages from root console are as expected, as it is not possible to open X applications from normal terminal (it's a security feature). You may try it again via ssh or use the trick that is provided here: