Cognos的SDK报错CM-REQ-4342 客户端出错

最近系统会经常出现如下的异常：

org.apache.axis.AxisFault: CM-REQ-4342 客户端出错。

at org.apache.axis.message.SOAPFaultBuilder.createFault(SOAPFaultBuilder.java:260) ~[axis-1.0.jar:na]

at org.apache.axis.message.SOAPFaultBuilder.endElement(SOAPFaultBuilder.java:169) ~[axis-1.0.jar:na]

at org.apache.axis.encoding.DeserializationContextImpl.endElement(DeserializationContextImpl.java:1015) ~[axis-1.0.jar:na]

at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(AbstractSAXParser.java:609) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(XMLDocumentFragmentScannerImpl.java:1782) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2973) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:117) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848) ~[na:1.7.0_67]

at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777) ~[na:1.7.0_67]

偶尔会报这个问题，上次出现该问题是一个月前。这个问题很奇怪，昨天早上重启后，全天正常。但今天又报这个错误，又通过重启解决。请各位大神帮忙看看！