[ns] Installation problem of ns-2.1b8a

During installing ns-2.1b8a on RedHat Linux 8.0, I am facing the following problem ns make failed (trace.o not found) one error. machine configuration:pentium 4 :main board-845, ram-384Mb

[ns] Installation problem of ns-2.1b8a

During installing ns-2.1b8a on RedHat Linux 8.0, Iam facing the following problem. ns make failed (trace.o) one error Kindly give me the solution as soon as possible