connect();
Dms oDms = getSession().getDms();
for (int d=0; d<aDocs.length; d++) {
try {
Invoice oInv = new Invoice(oDms, aDocs[d]);
oInv.approve(getSession(), getSessionAttribute("user_uuid"));
addDataLine("docid", aDocs[d]);
commit();
} catch (Exception xcpt) {
rollback();
addError("document", new SimpleError (xcpt.getClass().getName()+" "+xcpt.getMessage()));