hello everybody During a couple of days i have been trying to install the patch that i downloaded from Mr Alexander Savyenko web site. I am running ns 2.27 on windows xp, the problem is when i run the command ./patch.sh /usr/local/ns-allinone-2.27 i works, then i try to run ./configure and it does it but at the end says Can't dinf X library i run command make And it says Makefile.in is newer than Makefile you need to re- run ./configure false make: *** [Makefile] Error1 can anybody tell me what is wrong? because i try to run again ./configure but it does not work regards _________________________________________________________________ Express yourself instantly with MSN Messenger! Download today it's FREE! http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/