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-rw-r--r--perl-install/Xconfigurator.pm2
1 files changed, 1 insertions, 1 deletions
diff --git a/perl-install/Xconfigurator.pm b/perl-install/Xconfigurator.pm
index 489b006e5..1c2a3f770 100644
--- a/perl-install/Xconfigurator.pm
+++ b/perl-install/Xconfigurator.pm
@@ -829,7 +829,7 @@ sub chooseResolutionsGtk($$;$) {
#- the set function is usefull to toggle the CheckButton with the callback being ignored
my $ignore;
my $no_human; # is the w2_combo->entry changed by a human?
- my $set = sub { $ignore = 1; $_[0]->set_active(1); $ignore = 0; };
+ my $set = sub { $ignore = 1; $_[0] and $_[0]->set_active(1); $ignore = 0; };
my %monitor;
$monitor{$_} = [ gtkcreate_png("monitor-" . $_ . ".png") ] foreach (640, 800, 1024, 1280);