diff --git a/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMContext.java b/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMContext.java
index 8eef963..b0e7e4a 100644
--- a/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMContext.java
+++ b/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMContext.java
@@ -6,6 +6,7 @@ import javax.ws.rs.Path;
 import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.QueryParam;
+import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 
 import org.gcube.common.authorization.library.provider.CalledMethodProvider;
@@ -54,8 +55,8 @@ public class RMContext {
 			else 
 				GXOutboundErrorResponse.throwException(new Exception("Failed to create the context."));
 		}
-		return GXOutboundSuccessResponse.newCREATEResponse(null).withMessage("Context successfully created.")
-				.ofType(ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8).build();
+		return GXOutboundSuccessResponse.newCREATEResponse(null).withContent("Context successfully created.")
+				.ofType(MediaType.TEXT_PLAIN).build();
 	}
 
 	/*
@@ -79,7 +80,7 @@ public class RMContext {
 			else
 				GXOutboundErrorResponse.throwException(new Exception("Failed to delete the context."));
 		}
-		return GXOutboundSuccessResponse.newOKResponse().withMessage("Context successfully deleted.")
-				.ofType(ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8).build();
+		return GXOutboundSuccessResponse.newOKResponse().withContent("Context successfully deleted.")
+				.ofType(MediaType.TEXT_PLAIN).build();
 	}
 }
diff --git a/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMTestForGXRest.java b/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMTestForGXRest.java
index 9a40069..c322a64 100644
--- a/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMTestForGXRest.java
+++ b/webapp/src/main/java/org/gcube/resourcemanagement/manager/webapp/rs/RMTestForGXRest.java
@@ -12,6 +12,8 @@ import javax.ws.rs.core.Response;
 import org.gcube.common.gxrest.response.outbound.GXOutboundErrorResponse;
 import org.gcube.resourcemanagement.manager.io.rs.RMContextDoesNotExistException;
 import org.gcube.resourcemanagement.manager.webapp.ResourceInitializer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * Tests for gxrest
@@ -22,6 +24,8 @@ import org.gcube.resourcemanagement.manager.webapp.ResourceInitializer;
 @Path(GXREST_ROOT)
 public class RMTestForGXRest {
 
+	private static Logger logger = LoggerFactory.getLogger(RMTestForGXRest.class);
+
 	/** e.g. DELETE
 	 * /resource-manager/gxrest/UUID?rrURL=http://registry:port//resource-
 	 * registry
@@ -30,7 +34,7 @@ public class RMTestForGXRest {
 	@Path("{" + UUID_PARAM + "}")
 	@Produces(ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8)
 	public Response delete(@PathParam(UUID_PARAM) String uuid) {
-		methodThree();
+		methodOne();
 		return null;
 	 }
 	 
@@ -41,14 +45,15 @@ public class RMTestForGXRest {
 	private void methodTwo() {
 		
 		//something fails here
-		
-		GXOutboundErrorResponse.throwExceptionWithTrace(new RMContextDoesNotExistException("Error in methodTwo"),3);
+		logger.error("method 2 failed");
+		GXOutboundErrorResponse.throwExceptionWithTrace(new RMContextDoesNotExistException("Error in methodTwo"),3,Response.Status.BAD_REQUEST);
 	}
 	
 	private void methodThree() {
 		
 		//something fails here
-		
-		GXOutboundErrorResponse.throwException(new RMContextDoesNotExistException("Error in methodTwo"));
+		logger.error("method 3 failed");
+
+		GXOutboundErrorResponse.throwException(new RMContextDoesNotExistException("Error in methodThree"));
 	}
 }
diff --git a/webapp/src/test/java/org/gcube/resourcemanagement/manager/webapp/context/GXRestTest.java b/webapp/src/test/java/org/gcube/resourcemanagement/manager/webapp/context/GXRestTest.java
index 5480cc2..8bf5e5b 100644
--- a/webapp/src/test/java/org/gcube/resourcemanagement/manager/webapp/context/GXRestTest.java
+++ b/webapp/src/test/java/org/gcube/resourcemanagement/manager/webapp/context/GXRestTest.java
@@ -139,7 +139,7 @@ public class GXRestTest extends JerseyTest {
 
 		} else {
 			assertEquals("Unexpected returned code. Reason: " + response.getHTTPCode(),
-					Status.NOT_ACCEPTABLE.getStatusCode(), delete.getStatus());
+					Status.BAD_REQUEST.getStatusCode(), delete.getStatus());
 			if (response.hasException()) {
 				try {
 					response.getException().printStackTrace();