Improper Oracle Grid Infrastructure configuration found on this hostDeconfigure the existing cluster configuration before startingto configure a new Grid Infrastructurerun '/u01/app/11.2.0.3/grid/crs/install/roothas.pl -deconfig'to configure existing failed configuration and then rerun root.sh/u01/app/11.2.0.3/grid/perl/bin/perl -I/u01/app/11.2.0.3/grid/perl/lib -I/u01/app/11.2.0.3/grid/crs/install /u01/app/11.2.0.3/grid/crs/install/roothas.pl execution failed[root@ dev]# /u01/app/11.2.0.3/grid/crs/install/roothas.pl -deconfigUsing configuration...