diff --git a/AgroBase/AgroBase/Models/Modules/AtuadorModel.cs b/AgroBase/AgroBase/Models/Modules/AtuadorModel.cs
index ccd404b89..82c189188 100644
--- a/AgroBase/AgroBase/Models/Modules/AtuadorModel.cs
+++ b/AgroBase/AgroBase/Models/Modules/AtuadorModel.cs
@@ -2767,7 +2767,7 @@ namespace AgroBase.Models.Modules
 
     public class AtuHandler : ICanMessageHandler
     {
-        public T_Code Dispositivo { get; set; } = Variaveis.OperacaoEmAndamento.DispAtu?.Dados?.Dispositivo ?? T_Code.Atu;
+        public T_Code Dispositivo { get; set; } = Variaveis.OperacaoEmAndamento?.DispAtu?.Dados?.Dispositivo ?? T_Code.Atu;
 
         private double ConverterByteParaDouble(byte[] data, int idx)
         {
diff --git a/AgroBase/AgroBase/Models/Modules/SensoriamentoModel.cs b/AgroBase/AgroBase/Models/Modules/SensoriamentoModel.cs
index 2cd8e5440..4ab1a4676 100644
--- a/AgroBase/AgroBase/Models/Modules/SensoriamentoModel.cs
+++ b/AgroBase/AgroBase/Models/Modules/SensoriamentoModel.cs
@@ -2727,7 +2727,7 @@ namespace AgroBase.Models.Modules
 
     public class SenHandler : ICanMessageHandler
     {
-        public T_Code Dispositivo { get; set; } = Variaveis.OperacaoEmAndamento.DispSen?.Dados?.Dispositivo ?? T_Code.Sen;
+        public T_Code Dispositivo { get; set; } = Variaveis.OperacaoEmAndamento?.DispSen?.Dados?.Dispositivo ?? T_Code.Sen;
 
         private double ConverterByteParaDouble(byte[] data, int idx)
         {
diff --git a/AgroBase/AgroBase/Models/PerformanceModel.cs b/AgroBase/AgroBase/Models/PerformanceModel.cs
index 0f56e4ac3..b0cdda516 100644
--- a/AgroBase/AgroBase/Models/PerformanceModel.cs
+++ b/AgroBase/AgroBase/Models/PerformanceModel.cs
@@ -234,6 +234,9 @@ namespace AgroBase.Models
 
         private static void InicializarComputer()
         {
+            if (!Variaveis.IsAgroBase)
+                return;
+
             if (computer != null)
                 return;
 
diff --git a/AgroBase/AgroBase/Models/Variaveis.cs b/AgroBase/AgroBase/Models/Variaveis.cs
index 1e58aca93..4f38c4e8d 100644
--- a/AgroBase/AgroBase/Models/Variaveis.cs
+++ b/AgroBase/AgroBase/Models/Variaveis.cs
@@ -134,7 +134,7 @@ namespace AgroBase.Models
         {
             get
             {
-                return CaminhoSistema.Contains("AgroBase");
+                return CaminhoSistema.Contains("AgroBase") && !CaminhoSistema.Contains("OperationControl");
             }
         }
 
@@ -900,7 +900,7 @@ namespace AgroBase.Models
             get
             {
                 double RpmMax = 
-                    Variaveis.OperacaoEmAndamento.DispMvd != null ? 
+                    Variaveis.OperacaoEmAndamento?.DispMvd != null ? 
                         Variaveis.OperacaoEmAndamento.DispMvd.Dados.RPM_Max_MotorBLDC / RelacaoRPM : 
                         100;
                 return (int)RpmMax;