diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXDatasetExport.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXDatasetExport.java
index e20d0ee..448d1c3 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXDatasetExport.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXDatasetExport.java
@@ -38,6 +38,8 @@ public class OpExecution4SDMXDatasetExport extends OpExecutionBuilder {
 			TabularDataService service, SDMXExportSession sdmxExportSession) {
 		this.service = service;
 		this.sdmxExportSession = sdmxExportSession;
+		this.httpRequest=httpRequest;
+		this.serviceCredentials=serviceCredentials;
 	}
 
 	@Override
diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXTemplateExport.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXTemplateExport.java
index 7f27242..e09cd08 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXTemplateExport.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4SDMXTemplateExport.java
@@ -42,6 +42,8 @@ public class OpExecution4SDMXTemplateExport extends OpExecutionBuilder {
 			TabularDataService service, SDMXTemplateExportSession sdmxTemplateExportSession) {
 		this.service = service;
 		this.sdmxTemplateExportSession = sdmxTemplateExportSession;
+		this.httpRequest=httpRequest;
+		this.serviceCredentials=serviceCredentials;
 	}
 
 	@Override