fixed a small issue

git-svn-id: http://svn.opengroupware.org/SOPE/trunk@182 e4a50df8-12e2-0310-a44c-efbce7f8a7e3

diff --git a/sope-appserver/WEExtensions/WETreeData.m b/sope-appserver/WEExtensions/WETreeData.m
index 1e2d1e87414075ece11bd6d95101e245ab38b260..72f8c3f316b639b4f52d20012310140d6b5bb838 100644 (file)
--- a/sope-appserver/WEExtensions/WETreeData.m
+++ b/sope-appserver/WEExtensions/WETreeData.m
@@ -186,7 +186,7 @@ static Class StrClass = Nil;
   if (doLink) {
     if (self->treeLink) {
       link = [self->treeLink stringValueInComponent:[_ctx component]];
-      if (link == nil)
+      if ([link length] == 0)
        doLink = NO;
     }
   }