libPyROOT.so problem

Hi,

I have ROOT 4.04 with --enable-python turned on. But, I have this problem:

root [0] gSystem->Load( “libPyROOT.so”);
dlopen error: /usr/local/src/root/lib/libPyROOT.so: undefined symbol: openpty
Load Error: Failed to load Dynamic link library /usr/local/src/root/lib/libPyROOT.so
*** Interpreter error recovered ***

What can be the problem?

Balint