Yes, you can if this is related to network connectivity, however, the App cannot be used if you think you are on the wrong version.
If there is no internet connectivity, you can continue to use RIVIAM’s Immunisations Mobile application and messages will queue up, ready to be sent to RIVIAM’s Cloud service when you do have network connectivity.
However, it’s really important that in this situation you check with each child being immunised that they have not already received the vaccination at the clinic. It is possible that during a clinic a child will present themselves again (possibly to a different member of staff) and receive the same vaccination for a second time. Directly asking the child will prevent any potential risks of double vaccinations.
After the session, make sure your messages do come through and always double-check the school stats under the "Vaccination Status" section: