I want to navigate to another Show.ascx page I add it to mymodule.dnn file as below. I also add it.
Actions.Add(GetNextActionID(),
Localization.GetString("EditModule1", LocalResourceFile),
"",
"",
"",
EditUrl("Show"),
false,
SecurityAccessLevel.Edit,
true,
false);

mymodule.dnn filr


ٍShow
DesktopModules/RentCarModule/Show.ascx
False
show Content
Edit


0
True


but it doesn't work I got this error
Error: is currently unavailable. DotNetNuke.Services.Exceptions.ModuleLoadException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object. at DotNetNuke.UI.Modules.ModuleHost.LoadModuleControl() --- End of inner exception stack trace ---