diff --git a/openjpa-kernel/src/main/java/org/apache/openjpa/conf/OpenJPAConfigurationImpl.java b/openjpa-kernel/src/main/java/org/apache/openjpa/conf/OpenJPAConfigurationImpl.java
index 8cb085c34..c2ad1f6dd 100644
--- a/openjpa-kernel/src/main/java/org/apache/openjpa/conf/OpenJPAConfigurationImpl.java
+++ b/openjpa-kernel/src/main/java/org/apache/openjpa/conf/OpenJPAConfigurationImpl.java
@@ -1536,7 +1536,6 @@ public class OpenJPAConfigurationImpl
     }
 
     public void setValidationMode(String mode) {
-        Thread.dumpStack();
         validationMode.setString(mode);
     }