Solution : https://service.sap.com/sap/support/notes/731030 (SAP Service marketplace login required)
Key words :
terms sap mobile engine, message 'required entry missing', attached manual corrections, /3 hr support package, extended document information, required entry field, system mistakenly refuses, required entry, document type, system checks
Related Notes :
754994 | Mobile Travel Expenses 1.5 for Laptop SR3 |
721797 | Restrictions for Mobile Travel Expenses 1.6 for Laptop |