Hi Dasari Mallikarjuna Look at this link to resolve the problem of segmentation fault. http://article.gmane.org/gmane.network.simulator.isi/2766/match=segmentation+fault
Besides this, after making any changes in c++ code of ns2, do this: make clean make sudo make install Regards Mubashir Lip6, UPMC, Paris, France. 2009/1/8 dasari mallikarjuna <dnm...@yahoo.com> > > I am using programs written by Lavina Jain et al (in ns-2). I have made > some changes to the program and tried to run it.It is giving Segmentation > fault. I removed the changes and again used make, still the problem is > persisting. I had to re-install theoperating system (fedora linux) to > remove the erro. What could be the problem? > > > > -- Mubashir Husain Rehmani