diff --git a/src/main/java/org/gcube/datatransfer/resolver/services/StorageIDResolver.java b/src/main/java/org/gcube/datatransfer/resolver/services/StorageIDResolver.java
index 73a9492..2e132d6 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/services/StorageIDResolver.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/services/StorageIDResolver.java
@@ -56,6 +56,7 @@ public class StorageIDResolver {
 	private static String help = "https://wiki.gcube-system.org/gcube/URI_Resolver#STORAGE-ID_Resolver";
 
 	protected static IClient storageManagerClient;
+	private static MemoryType memory;
 
 	/**
 	 * Gets the storage id.
@@ -140,9 +141,8 @@ public class StorageIDResolver {
 //			LOG.error("Storage Client Exception when getting file from storage: ", e);
 //			throw ExceptionManager.notFoundException(httpRequest, "Storage Client Exception when getting file from storage with id: "+storageId, StorageIDResolver.class, help);
 //		}
-		
-		
-		IClient iClient = getStorageClientInstance(storageId);
+		storageId = identifyIdAndMemory(storageId);
+		IClient iClient = getStorageClientInstance(memory);
 		String toSEID = null;
 		LOG.info("I'm using the storageId {}",storageId);
 		try{
@@ -209,6 +209,9 @@ public class StorageIDResolver {
 		return response.build();
 
 	}
+
+
+
 	
 
 	/**
@@ -288,7 +291,8 @@ public class StorageIDResolver {
 //		}
 		
 		
-		IClient iClient = getStorageClientInstance(storageId);
+		storageId = identifyIdAndMemory(storageId);
+		IClient iClient = getStorageClientInstance(memory);
 		String toSEID = null;
 		LOG.info("I'm using the storageId {}",storageId);
 		try{
@@ -394,14 +398,7 @@ public class StorageIDResolver {
 	 * @param storageId the storage id
 	 * @return the storage client instance
 	 */
-	protected static IClient getStorageClientInstance(String storageId) {
-		MemoryType memory=null;
-		if(storageId.endsWith(org.gcube.contentmanagement.blobstorage.transport.backend.util.Costants.VOLATILE_URL_IDENTIFICATOR)){
-			memory=MemoryType.VOLATILE;
-			storageId=storageId.replace(org.gcube.contentmanagement.blobstorage.transport.backend.util.Costants.VOLATILE_URL_IDENTIFICATOR, "");
-		}else {
-			memory=MemoryType.PERSISTENT;
-		}
+	protected static IClient getStorageClientInstance(MemoryType memory) {
 		if ((!Objects.isNull(storageManagerClient)) && (storageManagerClient.getGcubeMemoryType().equals(memory)))
 			return storageManagerClient;
 		else {
@@ -415,6 +412,17 @@ public class StorageIDResolver {
 		}
 	}
 	
+	private static String identifyIdAndMemory(String storageId) {
+		if(storageId.endsWith(org.gcube.contentmanagement.blobstorage.transport.backend.util.Costants.VOLATILE_URL_IDENTIFICATOR)){
+			LOG.info("identificated a VOLATILE url");
+			memory=MemoryType.VOLATILE;
+			storageId=storageId.replace(org.gcube.contentmanagement.blobstorage.transport.backend.util.Costants.VOLATILE_URL_IDENTIFICATOR, "");
+		}else {
+			memory=MemoryType.PERSISTENT;
+		}
+		return storageId;
+	}
+	
 	/**
 	 * Gets the storage metadata file.
 	 *