Fix Object reference not set in BCs as rest services

Author: genexusbot

README.md

@@ -99,6 +99,7 @@ Suppose you do a fix in GxClasses project. In order to get that fix in your gene
 	```UpdateAssemblyReference.exe -assembly <KB>\CSharpModel\web\bin\GxClasses.dll -d <KB>\CSharpModel\web\bin```
 	- To get UpdateAssemblyReference.exe build [UpdateAssemblyReference.sln](dotnet/tools/updateassemblyreference/UpdateAssemblyReference.sln)
 4. Since GxClasses references other assemblies, it is needed to keep that references unchanged. So this command will patch the new GxClasses.dll to reference the original ones:
+
 	```UpdateAssemblyReference.exe -a <KB>\CSharpModel\web\bin\GxCryptography.dll -d <KB>\CSharpModel\web\bin```
 	```UpdateAssemblyReference.exe -a <KB>\CSharpModel\web\bin\GxCryptographyCommon.dll -d <KB>\CSharpModel\web\bin```
 	```UpdateAssemblyReference.exe -a <KB>\CSharpModel\web\bin\GxEncrypt.dll -d <KB>\CSharpModel\web\bin```

dotnet/src/dotnetcore/GxClasses/Services/CoreWebAPI/Controller/GXBCRestService.cs

@@ -23,7 +23,7 @@ public GXBCRestService(GxSilentTrnSdt sdt, HttpContext context, IGxContext gxCon
 		{
 			_worker = sdt;
 		}
-
+		protected override GXBaseObject Worker => _worker.trn as GXBaseObject;
 		public override Task Post()
 		{
 			try

dotnet/src/dotnetframework/GxClasses/Services/GxRestWrapper.cs

@@ -53,7 +53,10 @@ public GxRestWrapper(HttpContext context, IGxContext gxContext)
 			AddHeader("Content-type", "application/json; charset=utf-8"); //MediaTypesNames.ApplicationJson);
 			RunAsMain = true;
 		}
-		
+		protected virtual GXBaseObject Worker
+		{
+			get { return _procWorker; }
+		}
 		public virtual void Cleanup()
 		{
 			if (RunAsMain)
@@ -260,7 +263,7 @@ public bool IsAuthenticated(string synchronizer)
 		}
 		public bool IsAuthenticated()
 		{
-			return IsAuthenticated(_procWorker.IntegratedSecurityLevel2, _procWorker.IntegratedSecurityEnabled2, _procWorker.ExecutePermissionPrefix2);
+			return IsAuthenticated(Worker.IntegratedSecurityLevel2, Worker.IntegratedSecurityEnabled2, Worker.ExecutePermissionPrefix2);
 		}
 		private bool IsAuthenticated(GAMSecurityLevel objIntegratedSecurityLevel, bool objIntegratedSecurityEnabled, string objPermissionPrefix)
 		{