/opt/mozilla/thunderbird/run-mozilla.sh: line 166: /opt/mozilla/thunderbird/thunderbird-bin: No such file or directory
[rockj@idefix local]$ ls -la /opt/mozilla/thunderbird/thunderbird-bin 
-rwxr-xr-x 1 root 549 13467256 2007-03-29 13:38 /opt/mozilla/thunderbird/thunderbird-bin