Oracle INS-30060 Check for group existence failed

INS-30060 
[FATAL] [INS-30060] Check for group existence failed.
[INS-30060] Check for group existence failed
INS-30060 Check for group existence failed
[FATAL] [INS-30060] Check for group existence failed.

if you are getting this error during installtion then go to the /tmp dir check the group of

oracle file in tmp dir 

-bash-4.1$ ls -ltr /tmp
total 40
drwxr-xr-x.  2    500 svnuser  4096 Dec  1 13:17 logs
drwxr-xr-x.  3    500 svnuser  4096 Dec  2 08:20 CVU_11.2.0.3.0_oracle   <<<<<<<<<<<<<<<<<<<<<<<<<<<<----------------
drwxr-xr-x.  2    500 svnuser  4096 Dec  2 12:44 hsperfdata_oracle
drwxr-x---.  8 oracle     1003 4096 Dec  7 15:26 OraInstall2011-12-07_03-26-39PM
drwxr-x---. 10 oracle dba      4096 Dec  7 16:32 OraInstall2011-12-07_04-32-02PM
drwxr-x---.  8 oracle dba      4096 Dec  7 16:49 OraInstall2011-12-07_04-49-15PM
drwxr-x---.  2 oracle dba      4096 Dec  7 16:50 OraInstall2011-12-07_04-50-06PM
drwxr-x---.  2 oracle dba      4096 Dec  7 16:50 OraInstall2011-12-07_04-50-28PM
drwxr-x---. 13 oracle oinstall 4096 Dec 17 08:23 OraInstall2011-12-17_08-19-16AM
drwxr-x---. 13 oracle oinstall 4096 Dec 17 08:33 OraInstall2011-12-17_08-30-52AM



-bash-4.1$ cd /tmp
-bash-4.1$ su
Password:

[root@apt-rdbms-02 tmp]# chown -R oracle:oinstall CVU_11.2.0.3.0_oracle/
[root@apt-rdbms-02 tmp]# chown -R oracle:oinstall OraInstall2011-12-07_03-26-39PM/
[root@apt-rdbms-02 tmp]# chown -R oracle:oinstall OraInstall2011*