We are using RPA 19.1 and trying to connect PEGA 8.4 server (Enterprise Edition). Getting "Error Connecting to Server" after clicking Get Case Information. 

1) Exception Information
*********************************************
Exception Type: System.AggregateException
InnerExceptions: ICollection (System.Collections.ObjectModel.ReadOnlyCollection`1[System.Exception]) with 1 items
    System.Net.Http.HttpRequestException: An error occurred while sending the request. ---> System.Net.WebException: Unable to connect to the remote server ---> System.Net.Sockets.SocketException: No connection could be made because the target machine actively refused it Proprietary information hidden:8080
   at System.Net.Sockets.Socket.InternalEndConnect(IAsyncResult asyncResult)
   at System.Net.Sockets.Socket.EndConnect(IAsyncResult asyncResult)
   at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Exception& exception)
   --- End of inner exception stack trace ---
   at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   at System.Net.Http.HttpClientHandler.GetResponseCallback(IAsyncResult ar)
   --- End of inner exception stack trace ---
Message: "One or more errors occurred."
Data: IDictionary (System.Collections.ListDictionaryInternal) with 0 items
TargetSite: Void ThrowIfExceptional(Boolean)
HelpLink: NULL
Source: "mscorlib"
HResult: -2146233088

StackTrace Information
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   at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
   at System.Threading.Tasks.Task`1.get_Result()
   at OpenSpan.Interactions.Robotics.NetworkHelper.ProcessCall(HttpClient client, String url, StringContent content, HttpResponseMessage response, String methodName)
   at OpenSpan.Interactions.Robotics.RoboticsApiHelper.GetFields(String className, List`1& fields, String& error)

2) Exception Information
*********************************************
Exception Type: System.Net.Http.HttpRequestException
Message: "An error occurred while sending the request."
Data: IDictionary (System.Collections.ListDictionaryInternal) with 0 items
TargetSite: NULL
HelpLink: NULL
Source: NULL
HResult: -2146233088

3) Exception Information
*********************************************
Exception Type: System.Net.WebException
Status: ConnectFailure
Response: NULL
Message: "Unable to connect to the remote server"
Data: IDictionary (System.Collections.ListDictionaryInternal) with 0 items
TargetSite: System.Net.WebResponse EndGetResponse(System.IAsyncResult)
HelpLink: NULL
Source: "System"
HResult: -2146233079

StackTrace Information
*********************************************
   at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   at System.Net.Http.HttpClientHandler.GetResponseCallback(IAsyncResult ar)

4) Exception Information
*********************************************
Exception Type: System.Net.Sockets.SocketException
ErrorCode: 10061
Message: "No connection could be made because the target machine actively refused it Proprietary information hidden:8080"
SocketErrorCode: ConnectionRefused
NativeErrorCode: 10061
Data: IDictionary (System.Collections.ListDictionaryInternal) with 0 items
TargetSite: Void InternalEndConnect(System.IAsyncResult)
HelpLink: NULL
Source: "System"
HResult: -2147467259

Any idea how to fix this?