[Koha] Error when running koha-rebuild-zebra -v -f

[Sami M. Rasheed]

 Dear all,
I installed fresh copy of  Koha 17.11 on Ubuntu 16.04.3 LTS after install finish and running koha-rebuild-zebra -v -f mslibrary, I had this error:
Can't locate Koha/Exceptions/Exception.pm:   ./Koha/Exceptions/Exception.pm: Permission denied at /usr/share/per                  l/5.22/base.pm line 97.        ...propagated at /usr/share/perl/5.22/base.pm line 106.BEGIN failed--compilation aborted at (eval 14) line 3.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/Exceptions.pm line 56.Compilation failed in require at /usr/share/koha/lib/Koha/DateUtils.pm line 22.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/DateUtils.pm line 22.Compilation failed in require at /usr/share/koha/lib/C4/Log.pm line 30.BEGIN failed--compilation aborted at /usr/share/koha/lib/C4/Log.pm line 30.Compilation failed in require at /usr/share/koha/lib/Koha/Config/SysPref.pm line 26.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/Config/SysPref.pm line 26.Compilation failed in require at /usr/share/koha/lib/C4/Context.pm line 105.BEGIN failed--compilation aborted at /usr/share/koha/lib/C4/Context.pm line 105.Compilation failed in require at /usr/share/koha/bin/migration_tools/rebuild_zebra.pl line 20.BEGIN failed--compilation aborted at /usr/share/koha/bin/migration_tools/rebuild_zebra.pl line 20.Something went wrong rebuilding biblio indexes for mslibraryCan't locate Koha/Exceptions/Exception.pm:   ./Koha/Exceptions/Exception.pm: Permission denied at /usr/share/per                  l/5.22/base.pm line 97.        ...propagated at /usr/share/perl/5.22/base.pm line 106.BEGIN failed--compilation aborted at (eval 14) line 3.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/Exceptions.pm line 56.Compilation failed in require at /usr/share/koha/lib/Koha/DateUtils.pm line 22.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/DateUtils.pm line 22.Compilation failed in require at /usr/share/koha/lib/C4/Log.pm line 30.BEGIN failed--compilation aborted at /usr/share/koha/lib/C4/Log.pm line 30.Compilation failed in require at /usr/share/koha/lib/Koha/Config/SysPref.pm line 26.BEGIN failed--compilation aborted at /usr/share/koha/lib/Koha/Config/SysPref.pm line 26.Compilation failed in require at /usr/share/koha/lib/C4/Context.pm line 105.BEGIN failed--compilation aborted at /usr/share/koha/lib/C4/Context.pm line 105.Compilation failed in require at /usr/share/koha/bin/migration_tools/rebuild_zebra.pl line 20.BEGIN failed--compilation aborted at /usr/share/koha/bin/migration_tools/rebuild_zebra.pl line 20.Something went wrong rebuilding authority indexes for mslibrary
Please help me to fix this error.
Sami M. R.