Redstone XML RPC ClassNotFoundException：org.apache.xerces.parsers.SAXParser

Question

以下の例外を除いて、私は何度か直面していました。

Caused by: com.comviva.ngage.ocs.redstone.XmlRpcException: null 
     at com.comviva.ngage.ocs.redstone.XmlRpcParser.parse(XmlRpcParser.java:127) ~[commonutils-1.0-SNAPSHOT.jar:na] 
     at com.comviva.ngage.ocs.redstone.XmlRpcClient.parse(XmlRpcClient.java:539) ~[commonutils-1.0-SNAPSHOT.jar:na] 
     ... 85 common frames omitted 
Caused by: org.xml.sax.SAXException: SAX2 driver class org.apache.xerces.parsers.SAXParser not found 
     at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:230) ~[na:1.7.0_80] 
     at org.xml.sax.helpers.XMLReaderFactory.createXMLReader(XMLReaderFactory.java:191) ~[na:1.7.0_80] 
     at com.comviva.ngage.ocs.redstone.XmlRpcParser.parse(XmlRpcParser.java:123) ~[commonutils-1.0-SNAPSHOT.jar:na] 
     ... 86 common frames omitted 
Caused by: java.lang.ClassNotFoundException: org.apache.xerces.parsers.SAXParser 
     at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1714) ~[catalina.jar:7.0.30] 
     at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1559) ~[catalina.jar:7.0.30] 
     at org.xml.sax.helpers.NewInstance.newInstance(NewInstance.java:82) ~[na:1.7.0_80] 
     at org.xml.sax.helpers.XMLReaderFactory.loadClass(XMLReaderFactory.java:228) ~[na:1.7.0_80] 
     ... 88 common frames omitted 

Answer 1

Post adding the below maven dependency , the error has not seen . And my application working fine now . 

<dependency> 
      <groupId>org.apache</groupId> 
      <artifactId>xerces</artifactId> 
      <version>2.9.0</version> 
     </dependency>