diff --git a/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/phosphonetx/client/web/client/IPhosphoNetXClientServiceAsync.java b/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/phosphonetx/client/web/client/IPhosphoNetXClientServiceAsync.java
index 5d6370d34704283b8119cf9170a8c8dfddc3e9b7..a3c740ee2bd63bcd54a3ad24b7eb68802784172c 100644
--- a/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/phosphonetx/client/web/client/IPhosphoNetXClientServiceAsync.java
+++ b/rtd_phosphonetx/source/java/ch/systemsx/cisd/openbis/plugin/phosphonetx/client/web/client/IPhosphoNetXClientServiceAsync.java
@@ -23,7 +23,6 @@ import com.google.gwt.user.client.rpc.AsyncCallback;
 import ch.systemsx.cisd.openbis.generic.client.web.client.IClientServiceAsync;
 import ch.systemsx.cisd.openbis.generic.client.web.client.dto.ResultSet;
 import ch.systemsx.cisd.openbis.generic.client.web.client.dto.TableExportCriteria;
-import ch.systemsx.cisd.openbis.generic.client.web.client.exception.UserFailureException;
 import ch.systemsx.cisd.openbis.generic.shared.basic.TechId;
 import ch.systemsx.cisd.openbis.generic.shared.basic.dto.Vocabulary;
 import ch.systemsx.cisd.openbis.plugin.phosphonetx.client.web.client.dto.ListProteinByExperimentAndReferenceCriteria;