Error message "The underlying connection was closed: An unexpected error occurred on a send" when trying to run RSA Authentication Manager 8.1 SDK .NET C# sample on Windows 2003
Originally Published: 2016-06-16
Last Modified: 2023-10-06
Article Number
Applies To
RSA Product/Service Type: Authentication Manager SDK
RSA Version/Condition: 8.1
Platform: Windows Server 2003
Issue
Error: The underlying connection was closed: An unexpected error occurred on a send.
at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at com.rsa.webservice.CommandServerService.executeCommand(String in0, TargetableCommand in1) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\generated-csharp-dotnet20\com.rsa.webservice.cs:line 160
at com.rsa.command.SOAPCommandTarget.executeCommand(TargetableCommand command) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 478
at com.rsa.command.SOAPCommandTarget.Login(String name, String password, String method) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 581
at com.rsa.command.SOAPCommandTarget.Login(String name, String password) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 553
at com.rsa.samples.admin.AdminAPIDemos.Main(String[] args)
at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at com.rsa.webservice.CommandServerService.executeCommand(String in0, TargetableCommand in1) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\generated-csharp-dotnet20\com.rsa.webservice.cs:line 160
at com.rsa.command.SOAPCommandTarget.executeCommand(TargetableCommand command) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 478
at com.rsa.command.SOAPCommandTarget.Login(String name, String password, String method) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 581
at com.rsa.command.SOAPCommandTarget.Login(String name, String password) in c:\jenkins\workspace\am-sdk-build\am\integration\rsaws\target\shared-csharp\CommandHelper.cs:line 553
at com.rsa.samples.admin.AdminAPIDemos.Main(String[] args)
Cause
The SSL handshake is failing because Windows 2003 does not support any of the ciphers used by the Authentication Manager server on port 7002.
Resolution
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