diff -u Backend.pm Backend_fixed.pm 
--- Backend.pm  2012-05-31 15:48:38.252406559 +0200
+++ Backend_fixed.pm    2012-05-31 15:49:05.164407216 +0200
@@ -4,7 +4,6 @@
 no strict 'refs';
 use warnings;
 
-use ExtUtils::Installed;
 
 sub new {
   my (undef, $params) = @_;
@@ -88,10 +87,6 @@
   # devlib enable, I only search for backend module in ./lib
     push (@dirToScan, './lib');
   } else {
-    my ($inst) = ExtUtils::Installed->new();
-
-   eval {@installed_files =
-     $inst->files('Ocsinventory')};
 
 # ExtUtils::Installed is nice but it needs properly installed package with
 # .packlist