diff --git a/src/main/java/org/gcube/smartgears/handlers/application/request/RequestAccounting.java b/src/main/java/org/gcube/smartgears/handlers/application/request/RequestAccounting.java
index c8138ff..3cb8dcd 100644
--- a/src/main/java/org/gcube/smartgears/handlers/application/request/RequestAccounting.java
+++ b/src/main/java/org/gcube/smartgears/handlers/application/request/RequestAccounting.java
@@ -10,6 +10,7 @@ import org.gcube.accounting.persistence.AccountingPersistence;
 import org.gcube.accounting.persistence.AccountingPersistenceFactory;
 import org.gcube.common.authorization.library.provider.AuthorizationProvider;
 import org.gcube.common.authorization.library.provider.CalledMethodProvider;
+import org.gcube.common.authorization.library.provider.SecurityTokenProvider;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.smartgears.Constants;
 import org.gcube.smartgears.context.application.ApplicationContext;
@@ -35,6 +36,7 @@ public class RequestAccounting extends RequestHandler {
 	@Override
 	public void handleRequest(RequestEvent e) {
 		ApplicationContext context = e.context();
+				
 		String calledMethod = e.request().getHeader(called_method_header);
 		if (calledMethod==null){
 			calledMethod = e.request().getRequestURI().substring(e.request().getContextPath().length());
@@ -47,11 +49,20 @@ public class RequestAccounting extends RequestHandler {
 		log.info("REQUEST START ON {}:{}({}) CALLED FROM {}@{} IN SCOPE {} ", 
 				context.configuration().name(),context.configuration().serviceClass(), CalledMethodProvider.instance.get(), 
 				caller, e.request().getRemoteHost(),  ScopeProvider.instance.get());
+		
 	}
 
 	@Override
 	public void handleResponse(ResponseEvent e) {
 		ApplicationContext context = e.context();
+		
+		boolean resetScope = false;
+		if (ScopeProvider.instance.get()==null && SecurityTokenProvider.instance.get()==null){
+			String infrastructure = e.context().container().configuration().infrastructure();
+			ScopeProvider.instance.set("/"+infrastructure);
+			resetScope = true;
+		}
+		
 		String caller = AuthorizationProvider.instance.get()!=null? AuthorizationProvider.instance.get().getClient().getId(): "UNKNOWN";
 		String callerQualifier = AuthorizationProvider.instance.get()!=null? AuthorizationProvider.instance.get().getTokenQualifier(): "UNKNOWN";
 		//retieves caller Ip when there is a proxy
@@ -66,6 +77,8 @@ public class RequestAccounting extends RequestHandler {
 				caller, callerIp, ScopeProvider.instance.get(), System.currentTimeMillis()-startCallThreadLocal.get());
 		startCallThreadLocal.remove();
 		CalledMethodProvider.instance.reset();
+		if (resetScope)
+			ScopeProvider.instance.reset();
 	}
 
 	void generateAccounting(String caller, String callerQualifier, String remoteHost,  ApplicationContext context){
@@ -92,4 +105,11 @@ public class RequestAccounting extends RequestHandler {
 		}
 	}
 
+	@Override
+	public String toString() {
+		return getName();
+	}
+
+	
+	
 }
diff --git a/src/main/java/org/gcube/smartgears/handlers/application/request/RequestValidator.java b/src/main/java/org/gcube/smartgears/handlers/application/request/RequestValidator.java
index 41e2938..4876cbb 100644
--- a/src/main/java/org/gcube/smartgears/handlers/application/request/RequestValidator.java
+++ b/src/main/java/org/gcube/smartgears/handlers/application/request/RequestValidator.java
@@ -1,7 +1,6 @@
 package org.gcube.smartgears.handlers.application.request;
 
 import static org.gcube.common.authorization.client.Constants.authorizationService;
-import static org.gcube.smartgears.Constants.request_validation;
 import static org.gcube.smartgears.Constants.scope_header;
 import static org.gcube.smartgears.Constants.token_header;
 import static org.gcube.smartgears.handlers.application.request.RequestError.application_failed_error;
@@ -156,7 +155,7 @@ public class RequestValidator extends RequestHandler {
 
 	@Override
 	public String toString() {
-		return request_validation;
+		return getName();
 	}
 
 	private ClientInfo retreiveAndSetInfo(String token, RequestEvent call){
@@ -186,5 +185,7 @@ public class RequestValidator extends RequestHandler {
 		SecurityTokenProvider.instance.set(token);
 		return authEntry.getClientInfo();
 	}
+	
+	
 
 }
diff --git a/src/main/java/org/gcube/smartgears/managers/RequestManager.java b/src/main/java/org/gcube/smartgears/managers/RequestManager.java
index b8fc520..c1da931 100644
--- a/src/main/java/org/gcube/smartgears/managers/RequestManager.java
+++ b/src/main/java/org/gcube/smartgears/managers/RequestManager.java
@@ -65,14 +65,18 @@ public class RequestManager implements Filter {
 
 		List<RequestHandler> filterHandlers = getPipelineWithExcluded(httprequest, handlers);
 				
-		if (filterHandlers.isEmpty())
-
+		if (filterHandlers.isEmpty()){
+			
+			log.trace("filtered handlers are empty");
+			
 			chain.doFilter(request, response);
 
-		else {
+		}else {
 			
 			ApplicationPipeline<RequestHandler> pipeline = new ApplicationPipeline<RequestHandler>(filterHandlers);
 			
+			log.trace("filtered handler for this call are {}", filterHandlers);
+			
 			// create a per-request context with temporary properties
 			ApplicationContext ctx = new DefaultApplicationContext(context);
 
@@ -135,11 +139,12 @@ public class RequestManager implements Filter {
 					){
 				//ALL handler are filtered
 				if (exclude.getHandlers().isEmpty()) return Collections.emptyList();
-				
+								
 				List<RequestHandler> filteredHandlers = new ArrayList<>();
-				for (RequestHandler rh : filteredHandlers)
+				for (RequestHandler rh : handlersToFilter){
 					if (!exclude.getHandlers().contains(rh.getName()))
 						filteredHandlers.add(rh);
+				}
 				return filteredHandlers;
 			}
 		}