java语言用utgrade开发opc客户端提示有类未注册？

Question

INFO main - Failed to connect to server
org.jinterop.dcom.common.JIException: Class not registered. If you are using a DLL/OCX , please make sure it has "DllSurrogate" flag set. Faq A(6) in readme.html. [0x80040154]
at org.jinterop.dcom.core.JIComServer.init(JIComServer.java:664)
at org.jinterop.dcom.core.JIComServer.initialise(JIComServer.java:561)
at org.jinterop.dcom.core.JIComServer.(JIComServer.java:524)
at org.openscada.opc.lib.da.Server.connect(Server.java:108)
at cn.jasgroup.opc.openscada.OpcOperator.init(OpcOperator.java:281)
at cn.jasgroup.opc.openscada.OpcOperator.getConnection(OpcOperator.java:298)
at cn.jasgroup.opc.openscada.OpcOperator.(OpcOperator.java:45)
at cn.jasgroup.opc.openscada.Test.main(Test.java:10)
Caused by: org.jinterop.dcom.common.JIRuntimeException: Class not registered. If you are using a DLL/OCX , please make sure it has "DllSurrogate" flag set. Faq A(6) in readme.html. [0x80040154]
at org.jinterop.dcom.core.JIRemActivation.read(JIRemActivation.java:225)
at ndr.NdrObject.decode(NdrObject.java:41)
at rpc.ConnectionOrientedEndpoint.call(ConnectionOrientedEndpoint.java:141)
at rpc.Stub.call(Stub.java:134)
at org.jinterop.dcom.core.JIComServer.init(JIComServer.java:649)
... 7 more

Answer 1

ServerList serverList = new ServerList(CONFIG_HOST,CONFIG_USERNAME, .CONFIG_PASSWORD,CONFIG_DOMAIN);
这样就会报错。
如果参数中加入 calssID 就不会报错

我也在寻找原因