Xml Adapter Parser Problem

Hi

Iam getting following exception when i tried to parse the incoming XML Doc…

"java.lang.NullPointerException:

at com.wm.lang.schema.NodeValidator.validate(NodeValidator.java:76)"

//-----the XMl Doc

<?xml version="1.0" encoding="utf-8"?> Being a Dog Is a Full-Time Job Charles M. Schulz Snoopy Peppermint Patty 1950-10-04 extroverted beagle Peppermint Patty 1966-08-22 bold, brash and tomboyish

//-----------------------------

Xml Schema

<?xml version="1.0" encoding="utf-8"?>

<xs:schema xmlns:xs=“http://www.w3.org/2000/10/XMLSchema”>
<xs:element name=“book”>
xs:complexType
xs:sequence
<xs:element name=“title” type=“xs:string”/>
<xs:element name=“author” type=“xs:string”/>
<xs:element name=“character” minOccurs=“0” maxOccurs=“unbounded”>
xs:complexType
xs:sequence
<xs:element name=“name” type=“xs:string”/>
<xs:element name=“friend-of” type=“xs:string” minOccurs=“0” maxOccurs=“unbounded”/>
<xs:element name=“since” type=“xs:date”/>
<xs:element name=“qualification” type=“xs:string”/>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:sequence>
<xs:attribute name=“isbn” type=“xs:string”/>
</xs:complexType>
</xs:element>
</xs:schema>