diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
index 7fdf89b..26847eb 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
@@ -674,9 +674,9 @@ public class TDGWTServiceImpl extends RemoteServiceServlet implements
 						case FAILED:
 							if (task.getResult() != null) {
 								logger.debug("Task exception:"
-										+ task.getErrorMessage());
+										+ task.getErrorCause());
 								importMonitor
-										.setError(new Throwable(task.getErrorMessage()));
+										.setError(task.getErrorCause());
 							} else {
 								logger.debug("Task exception: Error In Import");
 								importMonitor.setError(new Throwable(
@@ -1019,9 +1019,9 @@ public class TDGWTServiceImpl extends RemoteServiceServlet implements
 						case FAILED:
 							if (task.getResult() != null) {
 								logger.debug("Task exception:"
-										+ task.getErrorMessage());
+										+ task.getErrorCause());
 								importMonitor
-										.setError(new Throwable(task.getErrorMessage()));
+										.setError(new Throwable(task.getErrorCause()));
 							} else {
 								logger.debug("Task exception: Error In Import");
 								importMonitor.setError(new Throwable(