**********************************************************  
 Time Of Error            : 2/18/2024 12:50:48 PM
 Error Message            : The underlying connection was closed: An unexpected error occurred on a send.
 Error Place              :    at System.Net.WebClient.UploadDataInternal(Uri address, String method, Byte[] data, WebRequest& request)
   at System.Net.WebClient.UploadData(Uri address, String method, Byte[] data)
   at System.Net.WebClient.UploadData(String address, String method, Byte[] data)
   at Design_FrontOffice_OPDAppointment.SendAppointmentDetails(String transaction_ID) in e:\Production_Code\Mayom\Design\FrontOffice\OPDAppointment.aspx.cs:line 3563
 Error On Machine         : RGCIPAC3
 Error Machine IP Address : fe80::7145:46e1:1b21:7ff2%12
 Exception Type               : System.Net.WebException
 TargetSite               : Byte[] UploadDataInternal(System.Uri, System.String, Byte[], System.Net.WebRequest ByRef)
 Inner Exception Type     : System.IO.IOException
 Inner Exception          : Received an unexpected EOF or 0 bytes from the transport stream.
 Inner Source             : System
 Inner Stack Trace        :    at System.Net.FixedSizeReader.ReadPacket(Byte[] buffer, Int32 offset, Int32 count)
   at System.Net.Security.SslState.StartReadFrame(Byte[] buffer, Int32 readBytes, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.StartReceiveBlob(Byte[] buffer, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.CheckCompletionBeforeNextReceive(ProtocolToken message, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.ForceAuthentication(Boolean receiveFirst, Byte[] buffer, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.ProcessAuthentication(LazyAsyncResult lazyResult)
   at System.Net.TlsStream.CallProcessAuthentication(Object state)
   at System.Threading.ExecutionContext.runTryCode(Object userData)
   at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Net.TlsStream.ProcessAuthentication(LazyAsyncResult result)
   at System.Net.TlsStream.Write(Byte[] buffer, Int32 offset, Int32 size)
   at System.Net.PooledStream.Write(Byte[] buffer, Int32 offset, Int32 size)
   at System.Net.ConnectStream.WriteHeaders(Boolean async)


  **********************************************************  
 Time Of Error            : 2/18/2024 7:49:15 PM
 Error Message            : The underlying connection was closed: An unexpected error occurred on a send.
 Error Place              :    at System.Net.WebClient.UploadDataInternal(Uri address, String method, Byte[] data, WebRequest& request)
   at System.Net.WebClient.UploadData(Uri address, String method, Byte[] data)
   at System.Net.WebClient.UploadData(String address, String method, Byte[] data)
   at Design_FrontOffice_OPDAppointment.SendAppointmentDetails(String transaction_ID) in e:\Production_Code\Mayom\Design\FrontOffice\OPDAppointment.aspx.cs:line 3563
 Error On Machine         : RGCIPAC3
 Error Machine IP Address : fe80::7145:46e1:1b21:7ff2%12
 Exception Type           : System.Net.WebException
 TargetSite               : Byte[] UploadDataInternal(System.Uri, System.String, Byte[], System.Net.WebRequest ByRef)
 Inner Exception Type     : System.IO.IOException
 Inner Exception          : Received an unexpected EOF or 0 bytes from the transport stream.
 Inner Source             : System
 Inner Stack Trace        :    at System.Net.FixedSizeReader.ReadPacket(Byte[] buffer, Int32 offset, Int32 count)
   at System.Net.Security.SslState.StartReadFrame(Byte[] buffer, Int32 readBytes, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.StartReceiveBlob(Byte[] buffer, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.CheckCompletionBeforeNextReceive(ProtocolToken message, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.ForceAuthentication(Boolean receiveFirst, Byte[] buffer, AsyncProtocolRequest asyncRequest)
   at System.Net.Security.SslState.ProcessAuthentication(LazyAsyncResult lazyResult)
   at System.Net.TlsStream.CallProcessAuthentication(Object state)
   at System.Threading.ExecutionContext.runTryCode(Object userData)
   at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Net.TlsStream.ProcessAuthentication(LazyAsyncResult result)
   at System.Net.TlsStream.Write(Byte[] buffer, Int32 offset, Int32 size)
   at System.Net.PooledStream.Write(Byte[] buffer, Int32 offset, Int32 size)
   at System.Net.ConnectStream.WriteHeaders(Boolean async)