diff -r f60d182dd086 web/org.openbravo.retail.posterminal/js/login/model/login-model.js
--- a/web/org.openbravo.retail.posterminal/js/login/model/login-model.js	Fri Sep 25 05:33:55 2015 +0000
+++ b/web/org.openbravo.retail.posterminal/js/login/model/login-model.js	Thu Oct 29 14:23:03 2015 +0100
@@ -960,6 +960,9 @@
         } else {
           OB.appCaption = inResponse.appCaption;
           me.setTerminalName(inResponse.terminalName);
+          if (me.get('logConfiguration') && me.get('logConfiguration').deviceIdentifier === null) {
+            me.get('logConfiguration').deviceIdentifier = inResponse.terminalName;
+          }
           window.localStorage.setItem('terminalName', inResponse.terminalName);
           window.localStorage.setItem('terminalKeyIdentifier', inResponse.terminalKeyIdentifier);
           callback();