3 files changed, 3 insertions, 0 deletions
diff --git a/FS/FS/part_export/domain_shellcommands.pm b/FS/FS/part_export/domain_shellcommands.pm
index 0ba5617..d15f41a 100644
--- a/FS/FS/part_export/domain_shellcommands.pm
+++ b/FS/FS/part_export/domain_shellcommands.pm
@@ -70,6 +70,7 @@ sub _export_delete {
 sub _export_command {
   my ( $self, $action, $svc_domain) = (shift, shift, shift);
   my $command = $self->option($action);
+  return '' if $command =~ /^\s*$/;
 
   #set variable for the command
   no strict 'vars';
diff --git a/FS/FS/part_export/forward_shellcommands.pm b/FS/FS/part_export/forward_shellcommands.pm
index fe30435..fd1b7ef 100644
--- a/FS/FS/part_export/forward_shellcommands.pm
+++ b/FS/FS/part_export/forward_shellcommands.pm
@@ -68,6 +68,7 @@ sub _export_delete {
 sub _export_command {
   my ( $self, $action, $svc_forward ) = (shift, shift, shift);
   my $command = $self->option($action);
+  return '' if $command =~ /^\s*$/;
 
   #set variable for the command
   no strict 'vars';
diff --git a/FS/FS/part_export/www_shellcommands.pm b/FS/FS/part_export/www_shellcommands.pm
index 0e50d60..9d3564e 100644
--- a/FS/FS/part_export/www_shellcommands.pm
+++ b/FS/FS/part_export/www_shellcommands.pm
@@ -80,6 +80,7 @@ sub _export_delete {
 sub _export_command {
   my ( $self, $action, $svc_www) = (shift, shift, shift);
   my $command = $self->option($action);
+  return '' if $command =~ /^\s*$/;
 
   #set variable for the command
   no strict 'vars';