#7 Change type to anyType for codeListSchemeURN element in codebook.xsd

[Kartik Mathur]

while loading DDI schema , in codebook.xsd -

change
<xs:element ref="codeListSchemeURN" minoccurs="0"> to </xs:element>

<xs:element name="codeListSchemeURN" type="xs:anyType" minoccurs="0"></xs:element>