hello! I have a problem ,I following this page's instruction : http://gcc.gnu.org/java/gdb.html but I failed to get information of source code while debug. I have a t.java very simple code just something like helloworld. ================================================================= screen copy ================================================================= [chentr@tc]/mnt/94/Workspaces/MyEclipse8.6_2/test/src/com% javac t.java [chentr@tc]/mnt/94/Workspaces/MyEclipse8.6_2/test/src/com% ls t$1.class t.class t$DATA_TYPE.class test t.java [chentr@tc]/mnt/94/Workspaces/MyEclipse8.6_2/test/src/com% gcj -g --main=t -o t *.class [chentr@tc]/mnt/94/Workspaces/MyEclipse8.6_2/test/src/com% ls t t$1.class t.class t$DATA_TYPE.class test t.java [chentr@tc]/mnt/94/Workspaces/MyEclipse8.6_2/test/src/com% gdb t GNU gdb (GDB) Fedora (7.4.50.20120120-52.fc17) Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>... Reading symbols from /mnt/94/Workspaces/MyEclipse8.6_2/test/src/com/t...done. (gdb) list 1 /tmp/cct4xGDK.i: No such file or directory. (gdb) ================================================================= you see ,when I run list at last ,can't list any thing. ==================================================================