delphi webservice 调用报错 急

[ipq666666]

project project3.exe raised exception class ERemotableException with message 'access violation at address 004037B in module'project2.exe'.read of address 00000003'.process stopped.use step or run to continue.

[国风]

1、如果是D7的话，在生成的单元文件中加一行：
initialization
//...你注册的接口函数
InvRegistry.RegisterInvokeOptions(TypeInfo(Service1Soap), ioDocument);
end.
2、如果是线程调用的话加：
CoInitialize(nil);
//....
CoUninitialize;