Did you run "ldconfig -v" after installing GCC? If not, then try that and try running your program again. Cheers, Lyle -----Original Message----- From: gcc-help-owner@xxxxxxxxxxx [mailto:gcc-help-owner@xxxxxxxxxxx] On Behalf Of Robert Wimmer Sent: Tuesday, February 24, 2004 2:51 PM To: gcc-help@xxxxxxxxxxx Subject: error loading shared libraries i installed gcc version 3.2.2. to day and now i have problems compiling with g++. if i tru to run a simple hello world program the following error occurs ### sepp@linux:~/c-devel/test> ./a.out ./a.out: error while loading shared libraries: libstdc++.so.5: cannot open shared object file: No such file or directory the old g++ version worked. i noticed that the old .so files had another path ### old /usr/lib/libstdc++.so.2.9 ### new /usr/local/lib/libstdc++.so.5 but i checked the path in etc/ld.so.conf and usr/local/lib is also included can someone help me ? thanx sepp _________________________________________________________________ Say "good-bye" to spam, viruses and pop-ups with MSN Premium -- free trial offer! http://click.atdmt.com/AVE/go/onm00200359ave/direct/01/