[root@testdb1 ~]# /opt/grid/product/11.2.0.3/crs/install/roothas.pl -deconfig Can't locate Env.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 . /opt/grid/product/11.2.0.3/crs/install) at /opt/grid/product/11.2.0.3/crs/install/crsconfig_lib.pm line 642. BEGIN failed--compilation aborted at /opt/grid/product/11.2.0.3/crs/install/crsconfig_lib.pm line 642. Compilation failed in require at /opt/grid/product/11.2.0.3/crs/install/roothas.pl line 159. BEGIN failed--compilation aborted at /opt/grid/product/11.2.0.3/crs/install/roothas.pl line 159. Solution: [root@testdb1 /]# cd / [root@testdb1 /]# find . -name Env.pm -print ./opt/grid/product/11.2.0.3/perl/lib/5.10.0/Env.pm [root@testdb1 /]# cp -p /opt/grid/product/11.2.0.3/perl/lib/5.10.0/Env.pm /usr/share/perl5/vendor_perl/ [root@testdb1 ~]# /opt/grid/product/11.2.0.3/crs/install/roothas.pl –deconfig -force |