1. Activate Developer Mode
2. Select Configuration --> Barcode Nomenclatures (from menu in Inventory)
3. Click on "Default GS1 Nomenclature"
4. Edit the rule "GTIN of contained trade items"
5. Change the Barcode pattern to (\(02\))(\d{14})
6. Save
7. Edit the rule "Batch or lot number"
8. change the Barcode pattern to (\(10\))([!"%-/0-9:-?A-Z_a-z]{0,20})
9. Save
10. Save again
11. Settings are done

Now when you go to Barcode App and scan the barcode it should Automatically fill the details and  you don't get the Error.

for the above to work you should be sure that you have the product in your database with your barcode 74012341567789

The above is tested on v16 Only