diff --git a/platform/util/src/com/intellij/util/xmlb/BeanBinding.java b/platform/util/src/com/intellij/util/xmlb/BeanBinding.java
index 4e863302f71a..5a1c83084423 100644
--- a/platform/util/src/com/intellij/util/xmlb/BeanBinding.java
+++ b/platform/util/src/com/intellij/util/xmlb/BeanBinding.java
@@ -306,6 +306,10 @@ public class BeanBinding extends NotNullDeserializeBinding {
       }
     }
 
+    if (accessors.isEmpty()) {
+      LOG.error("no accessors for " + aClass);
+    }
+
     ourAccessorCache.put(aClass, accessors);
 
     return accessors;