ارسال نشدن ویامک

سلام من هر کاری میکنم وردپرس پیامک ارسال نمیکنه wpsms رو نصب کردم اما ووکامرس پیامک ارسال میکنه

یه اخطار هم میده افزونه موقع تست که میذارم شاید راهنمایی کنید

{“Message”:”An error has occurred.”,”ExceptionMessage”:”Object reference not set to an instance of an object.”,”ExceptionType”:”System.NullReferenceException”,”StackTrace”:” at UsefulMethod.GetIrancellAndRightelCount(String[] numbers) in c:\\inetpub\\vhosts\\trez.ir\\smspanel.trez.ir\\App_Code\\UsefulMethod.cs:line 767\r\n at smsAPIController.SendMessage(SendMessageParameter sendMessage) in c:\\inetpub\\vhosts\\trez.ir\\smspanel.trez.ir\\App_Code\\smsAPIController.cs:line 138\r\n at lambda_method(Closure , Object , Object[] )\r\n at System.Web.Http.Controllers.ReflectedHttpActionDescriptor.ActionExecutor.<>c__DisplayClass10.b__9(Object instance, Object[] methodParameters)\r\n at System.Web.Http.Controllers.ReflectedHttpActionDescriptor.ActionExecutor.Execute(Object instance, Object[] arguments)\r\n at System.Web.Http.Controllers.ReflectedHttpActionDescriptor.ExecuteAsync(HttpControllerContext controllerContext, IDictionary`2 arguments, CancellationToken cancellationToken)\r\n— End of stack trace from previous location where exception was thrown —\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Web.Http.Controllers.ApiControllerActionInvoker.d__0.MoveNext()\r\n— End of stack trace from previous location where exception was thrown —\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Web.Http.Controllers.ActionFilterResult.d__2.MoveNext()\r\n— End of stack trace from previous location where exception was thrown —\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Web.Http.Filters.AuthorizationFilterAttribute.d__2.MoveNext()\r\n— End of stack trace from previous location where exception was thrown —\r\n at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)\r\n at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\r\n at System.Web.Http.Dispatcher.HttpControllerDispatcher.d__1.MoveNext()”}