WCF callback 运行出错,如何解决?
Server Error in '/' Application.
Contract requires Duplex, but Binding 'BasicHttpBinding' doesn't support it or isn't configured properly to support it.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.Exception Details: System.InvalidOperationException: Contract requires Duplex, but Binding 'BasicHttpBinding' doesn't support it or isn't configured properly to support it.
Source Error:
An unhandled exception was generated during the execution of the
current web request. Information regarding the origin and location of the
exception can be identified using the exception stack trace below.
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Stack Trace:
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