Unable to request license key for innovator 12.0

I try to request license many time for Aras innovator 12.0 but it show below message

erver Error in '/Support/LicenseKeyService' Application.


The operation has timed out

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.Net.WebException: The operation has timed out

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.


Stack Trace: 

[WebException: The operation has timed out]
   Microsoft.VisualBasic.CompilerServices.Container.InvokeMethod(Method TargetProcedure, Object[] Arguments, Boolean[] CopyBack, BindingFlags Flags) +477
   Microsoft.VisualBasic.CompilerServices.NewLateBinding.CallMethod(Container BaseReference, String MethodName, Object[] Arguments, String[] ArgumentNames, Type[] TypeArguments, Boolean[] CopyBack, BindingFlags InvocationFlags, Boolean ReportErrors, ResolutionFailure& Failure) +316
   Microsoft.VisualBasic.CompilerServices.NewLateBinding.ObjectLateCall(Object Instance, Type Type, String MemberName, Object[] Arguments, String[] ArgumentNames, Type[] TypeArguments, Boolean[] CopyBack, Boolean IgnoreReturn) +142
   Microsoft.VisualBasic.CompilerServices.NewLateBinding.LateCall(Object Instance, Type Type, String MemberName, Object[] Arguments, String[] ArgumentNames, Type[] TypeArguments, Boolean[] CopyBack, Boolean IgnoreReturn) +405
   LicenseKeyService.WebForm1.ExecuteTransaction() in C:\Aras\Visual Studio Projects\LicenseKeyService\LicenseKeyService.aspx.vb:122
   LicenseKeyService.WebForm1.Page_Load(Object sender, EventArgs e) in C:\Aras\Visual Studio Projects\LicenseKeyService\LicenseKeyService.aspx.vb:48
   System.Web.UI.Control.OnLoad(EventArgs e) +106
   System.Web.UI.Control.LoadRecursive() +68
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3785

 


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3282.0