diff --git a/.classpath b/.classpath
index 24204ae..99306f3 100644
--- a/.classpath
+++ b/.classpath
@@ -15,11 +15,13 @@
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry excluding="**" kind="src" output="target/test-classes" path="src/test/resources">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
index 6e80039..4e4a3ad 100644
--- a/.settings/org.eclipse.jdt.core.prefs
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -5,4 +5,5 @@ org.eclipse.jdt.core.compiler.compliance=1.8
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=1.8
diff --git a/distro/changelog.xml b/distro/changelog.xml
index 5c99f7a..6396ca1 100644
--- a/distro/changelog.xml
+++ b/distro/changelog.xml
@@ -1,10 +1,17 @@
 <ReleaseNotes>
-	<Changeset component="org.gcube.common.storagehubwrapper.0-4-0"
+	<Changeset
+		component="org.gcube.common.storagehubwrapper.0-5-0"
+		date="${buildDate}">
+		<Change>Released due to exceptions thrown by SHUB</Change>
+	</Changeset>
+	<Changeset
+		component="org.gcube.common.storagehubwrapper.0-4-0"
 		date="${buildDate}">
 		<Change>Updated to new SHub interface</Change>
 		<Change>Added method getMetadata</Change>
 	</Changeset>
-	<Changeset component="org.gcube.common.storagehubwrapper.0-3-0"
+	<Changeset
+		component="org.gcube.common.storagehubwrapper.0-3-0"
 		date="${buildDate}">
 		<Change>[Task #12059] added delete item</Change>
 		<Change>[Task #12533] added trash operations</Change>
@@ -20,12 +27,12 @@
 		<Change>[Task #12720] added Image Preview to StorageHub
 		</Change>
 	</Changeset>
-	<Changeset component="org.gcube.common.storagehubwrapper.0-2-0"
-		date="2018-06-20">
+	<Changeset
+		component="org.gcube.common.storagehubwrapper.0-2-0" date="2018-06-20">
 		<Change>minor fixes</Change>
 	</Changeset>
-	<Changeset component="org.gcube.common.storagehubwrapper.0-1-0"
-		date="2018-06-20">
+	<Changeset
+		component="org.gcube.common.storagehubwrapper.0-1-0" date="2018-06-20">
 		<Change>[Task #12059] first release</Change>
 	</Changeset>
 </ReleaseNotes>
diff --git a/pom.xml b/pom.xml
index 1e14ae5..d82006a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
 	</parent>
 	<groupId>org.gcube.common</groupId>
 	<artifactId>storagehub-client-wrapper</artifactId>
-	<version>0.4.0-SNAPSHOT</version>
+	<version>0.5.0-SNAPSHOT</version>
 	<name>storagehub-client-wrapper</name>
 	<description>This is a wrapper of storagehub-client library. It allows to interact with storagehub in a simplified way by exposing several utilities. Moreover, It exposes object as defined in (the old) HL interfaces</description>
 	<scm>
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/server/StorageHubClientService.java b/src/main/java/org/gcube/common/storagehubwrapper/server/StorageHubClientService.java
index 077520a..90fe0c7 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/server/StorageHubClientService.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/server/StorageHubClientService.java
@@ -110,8 +110,9 @@ public class StorageHubClientService {
 	 * @param withAccounting the with accounting
 	 * @param withMapProperties the with map properties
 	 * @return the children
+	 * @throws Exception 
 	 */
-	public List<? extends Item> getChildren(String id, boolean withAccounting, boolean withMapProperties){
+	public List<? extends Item> getChildren(String id, boolean withAccounting, boolean withMapProperties) throws Exception{
 		setContextProviders(scope, authorizationToken);
 		logger.trace("Requesting getChildren for id: "+id+" [withAccounting: "+withAccounting+", withMapProperties: "+withMapProperties+"]");
 		ListResolverTyped resolverTyped = shcClient.open(id).asFolder().list();
@@ -135,8 +136,9 @@ public class StorageHubClientService {
 	 * @param withAccounting the with accounting
 	 * @param withMapProperties the with map properties
 	 * @return the filtered children
+	 * @throws Exception 
 	 */
-	public List<? extends Item> getFilteredChildren(String id, Class<? extends Item> aType, boolean withAccounting, boolean withMapProperties){
+	public List<? extends Item> getFilteredChildren(String id, Class<? extends Item> aType, boolean withAccounting, boolean withMapProperties) throws Exception{
 		setContextProviders(scope, authorizationToken);
 
 		ListResolver resolverTyped = shcClient.open(id).asFolder().list().ofType(aType);
@@ -243,8 +245,9 @@ public class StorageHubClientService {
 	 *
 	 * @param itemId the item id
 	 * @return the parents
+	 * @throws Exception 
 	 */
-	public List<? extends Item> getParents(String itemId) {
+	public List<? extends Item> getParents(String itemId) throws Exception {
 		setContextProviders(scope, authorizationToken);
 		ListResolver toReturn = shcClient.open(itemId).asItem().getAnchestors();
 		if(toReturn==null || toReturn.getItems()==null){
@@ -404,8 +407,9 @@ public class StorageHubClientService {
 	 *
 	 * @param itemId the item id
 	 * @return the item children count
+	 * @throws Exception 
 	 */
-	public int getItemChildrenCount(String itemId) {
+	public int getItemChildrenCount(String itemId) throws Exception {
 
 		setContextProviders(scope, authorizationToken);
 		ItemManagerClient client = AbstractPlugin.item().build();
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/FileItem.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/FileItem.java
index 338cafd..097dfd2 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/FileItem.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/FileItem.java
@@ -3,14 +3,14 @@
  */
 package org.gcube.common.storagehubwrapper.shared.tohl.impl;
 
+import org.gcube.common.storagehubwrapper.shared.tohl.items.FileItemType;
+import org.gcube.common.storagehubwrapper.shared.tohl.items.WorkspaceVersion;
+
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.items.FileItemType;
-import org.gcube.common.storagehubwrapper.shared.tohl.items.WorkspaceVersion;
-
 
 
 /**
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/ImageFile.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/ImageFile.java
index 7a094b9..10b252c 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/ImageFile.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/ImageFile.java
@@ -5,14 +5,14 @@ package org.gcube.common.storagehubwrapper.shared.tohl.impl;
 
 import java.io.InputStream;
 
+import org.gcube.common.storagehubwrapper.shared.tohl.exceptions.InternalErrorException;
+
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import lombok.ToString;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.exceptions.InternalErrorException;
-
 
 /**
  *
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/StreamDescriptor.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/StreamDescriptor.java
index 646a336..7d0cc0c 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/StreamDescriptor.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/StreamDescriptor.java
@@ -6,13 +6,13 @@ package org.gcube.common.storagehubwrapper.shared.tohl.impl;
 import java.io.InputStream;
 import java.io.Serializable;
 
+import org.gcube.common.storagehubwrapper.shared.tohl.items.ItemStreamDescriptor;
+
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.items.ItemStreamDescriptor;
-
 
 /**
  * Instantiates a new stream descriptor.
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/TrashItem.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/TrashItem.java
index 42a6c9c..179ab67 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/TrashItem.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/TrashItem.java
@@ -6,14 +6,14 @@ package org.gcube.common.storagehubwrapper.shared.tohl.impl;
 
 import java.util.Calendar;
 
+import org.gcube.common.storagehubwrapper.shared.tohl.TrashedItem;
+
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import lombok.ToString;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.TrashedItem;
-
 
 @NoArgsConstructor
 @AllArgsConstructor
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/WorkspaceItem.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/WorkspaceItem.java
index 4030f39..484cde0 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/WorkspaceItem.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/impl/WorkspaceItem.java
@@ -8,16 +8,16 @@ import java.io.Serializable;
 import java.util.Calendar;
 import java.util.List;
 
+import org.gcube.common.storagehubwrapper.shared.tohl.AccountingEntry;
+import org.gcube.common.storagehubwrapper.shared.tohl.WorkspaceItemType;
+import org.gcube.common.storagehubwrapper.shared.tohl.items.PropertyMap;
+
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import lombok.ToString;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.AccountingEntry;
-import org.gcube.common.storagehubwrapper.shared.tohl.WorkspaceItemType;
-import org.gcube.common.storagehubwrapper.shared.tohl.items.PropertyMap;
-
 /**
  * The Class WorkspaceItemImpl.
  *