X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=SL%2FDBUpgrade2.pm;h=8cde113ea3b3978ccbf7bf2c1c294bc9c7e2fc6c;hb=4ff0cb665f86bee77700b285591a56a5e089cd8e;hp=514448f6dd6411e0f9a69bf30a1d620c1130961e;hpb=4fd8bdbfb46b8b63a7d05457959b98c4956d1dbd;p=kivitendo-erp.git

diff --git a/SL/DBUpgrade2.pm b/SL/DBUpgrade2.pm
index 514448f6d..8cde113ea 100644
--- a/SL/DBUpgrade2.pm
+++ b/SL/DBUpgrade2.pm
@@ -103,20 +103,26 @@ sub _check_for_loops {
 
   push(@path, $tag);
 
-  _control_error($form, $file_name,
-                 $main::locale->text("Dependency loop detected:") .
-                 " " . join(" -> ", @path))
-    if ($controls->{$tag}->{"loop"});
-
-  $controls->{$tag}->{"loop"} = 1;
-  map({ _check_for_loops($form, $file_name, $controls, $_, @path); }
-      @{$controls->{$tag}->{"depends"}});
+  my $ctrl = $controls->{$tag};
+
+  if ($ctrl->{"loop"} == 1) {
+    # Not done yet.
+    _control_error($form, $file_name,
+                   $main::locale->text("Dependency loop detected:") .
+                   " " . join(" -> ", @path))
+  } elsif ($ctrl->{"loop"} == 0) {
+    # Not checked yet.
+    $ctrl->{"loop"} = 1;
+    map({ _check_for_loops($form, $file_name, $controls, $_, @path); }
+        @{ $ctrl->{"depends"} });
+    $ctrl->{"loop"} = 2;
+  }
 }
 
 sub _control_error {
   my ($form, $file_name, $message) = @_;
 
-  my $form = $main::form;
+  $form = $main::form;
   my $locale = $main::locale;
 
   $form->error(sprintf($locale->text("Error in database control file '%s': %s"),