diff --git a/AgroBase/AgroBase/Services/CoolerControlService.cs b/AgroBase/AgroBase/Services/CoolerControlService.cs
index 4c96b6641..f8e0a00dd 100644
--- a/AgroBase/AgroBase/Services/CoolerControlService.cs
+++ b/AgroBase/AgroBase/Services/CoolerControlService.cs
@@ -157,9 +157,9 @@ namespace AgroBase.Services
 
         private void EnviarComando()
         {
-            if ((ReleCoolerEntrada?.StatusLeitura ?? Estado.Desligado) != CoolerEntradaEstado)
+            if (ReleCoolerEntrada != null && (ReleCoolerEntrada?.StatusLeitura ?? Estado.Desligado) != CoolerEntradaEstado)
                 GeneralJoystick.EnviarComandoSensoriamento(ReleCoolerEntrada.Componente, ReleCoolerEntrada.ID, CoolerEntradaEstado);
-            if ((ReleCoolerSaida?.StatusLeitura ?? Estado.Desligado) != CoolerSaidaEstado)
+            if (ReleCoolerSaida != null && (ReleCoolerSaida?.StatusLeitura ?? Estado.Desligado) != CoolerSaidaEstado)
                 GeneralJoystick.EnviarComandoSensoriamento(ReleCoolerSaida.Componente, ReleCoolerSaida.ID, CoolerSaidaEstado);
         }