Cognos之LDAP配置 测试名称空间时，报如下的错

测试名称空间时，报如下的错，请指点啊：

[''dddd'']

[错误] "A\A\A-CFG-0013" XML 文件“testHandlerConfig.xslt”的格式错误。请检查文件并重试。

[错误] javax.xml.transform.TransformerConfigurationException: org.xml.sax.SAXException: failed to instantiate an object of class 'org.apache.xerces.parsers.SAXParser'

java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser

[错误] org.xml.sax.SAXException: failed to instantiate an object of class 'org.apache.xerces.parsers.SAXParser'

java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser

[错误] java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser