Fix config validation for templates used as object reference name

fixes #10830

diff --git a/lib/config/configitem.cpp b/lib/config/configitem.cpp
index d3af15d3d1e6404e84c36441f852766d9137baae..a6c959e5899ad4d162ac5688ee8baa7dc2e5d08c 100644 (file)
--- a/lib/config/configitem.cpp
+++ b/lib/config/configitem.cpp
@@ -144,7 +144,12 @@ class DefaultValidationUtils : public ValidationUtils
 public:
        virtual bool ValidateName(const String& type, const String& name) const override
        {
-               return ConfigItem::GetByTypeAndName(type, name) != ConfigItem::Ptr();
+               ConfigItem::Ptr item = ConfigItem::GetByTypeAndName(type, name);
+
+               if (!item || (item && item->IsAbstract()))
+                       return false;
+
+               return true;
        }
 };