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git-svn-id: https://svn.apache.org/repos/asf/uima/uimaj/trunk@1755329 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/uimaj-core/src/main/java/org/apache/uima/cas/impl/CasSerializerSupport.java b/uimaj-core/src/main/java/org/apache/uima/cas/impl/CasSerializerSupport.java
index c57dd3b..4c15f51 100644
--- a/uimaj-core/src/main/java/org/apache/uima/cas/impl/CasSerializerSupport.java
+++ b/uimaj-core/src/main/java/org/apache/uima/cas/impl/CasSerializerSupport.java
@@ -693,8 +693,8 @@
         String typeName = tsi.ll_getTypeForCode(typeCode).getName();

         XmlElementName newXel = csss.uimaTypeName2XmiElementName(typeName);

 

-        if (!needNameSpaces) {

-          csss.checkForNameCollision(newXel);

+        if (!needNameSpaces) {   // means if name spaces are not not always needed, then we have to check for collision

+          csss.checkForNameCollision(newXel);   // executed for JSON code

         }        

         typeCode2namespaceNames[typeCode] = newXel;

       }