The following bug has been logged on the website:
Bug reference: 7823
Logged by: Georgi Georgiev
Email address: georgi-georgiev-pgsql@japannext.co.jp
PostgreSQL version: 9.2.2
Operating system: CentOS 6.3
Description: =
Updating pgadmin3_92 removes the /usr/bin/pgadmin3 symlink. There is also a
harmless warning from the post-install scriptlet when it tries to create
that symlink and it is already there (happens on an update).
....
Running Transaction
Updating : pgadmin3_92-1.16.1-1.rhel6.x86_64 =
1/2 =
Non-fatal POSTIN scriptlet failure in rpm package
pgadmin3_92-1.16.1-1.rhel6.x86_64
ln: creating symbolic link `/usr/bin/pgadmin3': File exists
warning: %post(pgadmin3_92-1.16.1-1.rhel6.x86_64) scriptlet failed, exit
status 1
Cleanup : pgadmin3_92-1.16.0-1.rhel6.x86_64 =
2/2 =
....
And after this /usr/bin/pgadmin3 is gone.