Don't show a perl error when .NET SDK is not found

1 files changed, 3 insertions, 1 deletions

diff --git a/oowintool b/oowintool
index 890114a70..c9e08107a 100755
--- a/oowintool
+++ b/oowintool
@@ -275,7 +275,9 @@ sub print_dotnetsdk_dir()
     my $dir = 
           reg_get_value ("HKEY_LOCAL_MACHINE/SOFTWARE/Microsoft/.NETFramework/sdkInstallRootv1.1") ||
           reg_get_value ("HKEY_LOCAL_MACHINE/SOFTWARE/Microsoft/.NETFramework/sdkInstallRootv2.0");
-    print cygpath ($dir, 'w', $output_format);
+    if ($dir) {
+      print cygpath ($dir, 'w', $output_format);
+    }
 }
 
 sub print_jdk_dir()