diff --git a/eidawsauth/eidawsauth.py b/eidawsauth/eidawsauth.py
index 7efbb60c3e1c5eb44a045bbb08b12a366a53faa8..c68daa18fb372ff54aea4f9f52de62f0b054ba5b 100644
--- a/eidawsauth/eidawsauth.py
+++ b/eidawsauth/eidawsauth.py
@@ -123,14 +123,20 @@ def register_privileges(login, fdsn_refs):
     for ref in fdsn_refs:
         ref['login'] = login
         ref['expires_at'] = datetime.datetime.now()+datetime.timedelta(days=1)
-        cur.execute("""
-                    select network_id from networks where start_year=%(startyear)s and end_year=%(endyear)s and network=%(networkcode)s;
-                    """, ref)
-        ref['networkid'] = cur.fetchone()[0]
-        logging.info("Inserting tupple in %s.eida_temp_users: %s"%(application.config['PRIVILEGEDBNAME'], ref))
-        cur.execute("""
-                    insert into eida_temp_users (network_id, network, start_year, end_year, name, expires_at) values (%(networkid)s, %(networkcode)s, %(startyear)s, %(endyear)s, %(login)s, %(expires_at)s);
-                    """, ref)
+        logging.info(ref)
+        sql_request = "select network_id from networks where start_year=%(startyear)s and network=%(networkcode)s"
+        try:
+            cur.execute(sql_request, ref)
+            if cur.rowcount != 1:
+                logging.info(cur.mogrify(sql_request, ref))
+                logging.error("No network found for %s", ref)
+            ref['networkid'] = cur.fetchone()[0]
+            logging.info("Inserting tupple in %s.eida_temp_users: %s", application.config['PRIVILEGEDBNAME'], ref)
+            cur.execute("""
+            insert into eida_temp_users (network_id, network, start_year, end_year, name, expires_at) values (%(networkid)s, %(networkcode)s, %(startyear)s, %(endyear)s, %(login)s, %(expires_at)s);
+            """, ref)
+        except psycopg2.Error as e:
+            logging.error(e.pgerror)
     conn.commit()
     conn.close()