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 d216a3f..338cafd 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
@@ -8,7 +8,6 @@ import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
-import org.gcube.common.storagehubwrapper.shared.tohl.exceptions.InternalErrorException;
 import org.gcube.common.storagehubwrapper.shared.tohl.items.FileItemType;
 import org.gcube.common.storagehubwrapper.shared.tohl.items.WorkspaceVersion;
 
@@ -43,7 +42,6 @@ public class FileItem extends WorkspaceItem implements org.gcube.common.storageh
 	@Override
 	public FileItemType getFileItemType() {
 
-		// TODO Auto-generated method stub
 		return fileItemType;
 	}
 
@@ -51,10 +49,7 @@ public class FileItem extends WorkspaceItem implements org.gcube.common.storageh
 	 * @see org.gcube.portal.storagehubwrapper.shared.tohl.folder.items.File#getSize()
 	 */
 	@Override
-	public Long getSize()
-		throws InternalErrorException {
-
-		// TODO Auto-generated method stub
+	public Long getSize() {
 		return size;
 	}
 
@@ -62,10 +57,7 @@ public class FileItem extends WorkspaceItem implements org.gcube.common.storageh
 	 * @see org.gcube.portal.storagehubwrapper.shared.tohl.folder.items.File#getMimeType()
 	 */
 	@Override
-	public String getMimeType()
-		throws InternalErrorException {
-
-		// TODO Auto-generated method stub
+	public String getMimeType() {
 		return mimeType;
 	}
 
@@ -73,10 +65,8 @@ public class FileItem extends WorkspaceItem implements org.gcube.common.storageh
 	 * @see org.gcube.portal.storagehubwrapper.shared.tohl.folder.items.FileItem#getCurrentVersion()
 	 */
 	@Override
-	public WorkspaceVersion getCurrentVersion()
-		throws InternalErrorException {
+	public WorkspaceVersion getCurrentVersion() {
 
-		// TODO Auto-generated method stub
 		return currentVersion;
 	}
 
diff --git a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/items/File.java b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/items/File.java
index 3ac72ab..bb4f879 100644
--- a/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/items/File.java
+++ b/src/main/java/org/gcube/common/storagehubwrapper/shared/tohl/items/File.java
@@ -28,7 +28,7 @@ public interface File {
 	 * @return the size
 	 * @throws InternalErrorException the internal error exception
 	 */
-	public Long getSize() throws InternalErrorException;
+	public Long getSize();
 
 	/**
 	 * The folder myme type.
@@ -36,7 +36,7 @@ public interface File {
 	 * @return the myme type
 	 * @throws InternalErrorException the internal error exception
 	 */
-	public String getMimeType() throws InternalErrorException;
+	public String getMimeType();
 
 
 }