场景：通过SAP BI Java SDK的BI XMLA Connector连接 BW的MDX query，出现com.sap.ip.bi.sdk.exception.BIRuntimeException: 协调错误的异常，具体信息如下：
Exception in thread "main" com.sap.ip.bi.sdk.exception.BIRuntimeException: 协调错误: null
at com.sap.ip.bi.sdk.samples.servlet.MinimalServletContainer.executeServlet(MinimalServletContainer.java:57)
at com.sap.ip.bi.sdk.samples.servlet.MinimalServletContainer.executeServlet(MinimalServletContainer.java:27)
at com.fileupload.exquery.Olap_2.main(Olap_2.java:301)
谁碰到过类似的错误呀，盼回复！