When clicking on the 'Save and add another' button to add entries into the database, all previous fields are not refreshing to null. Look like nothing happened. Users tend to click the 'Save and add another button again, and end up with many same entries.
1) Create a Database Activity
2) Add one or more fields
3) Select Add Entry tab
4) Fill in the first entry
5) Select 'Save and add another'
6) All fields are pre filled with the previous content.
7) Force refresh the page won't clear all existing content.
Warn users never click on this button, use 'Save and view' button only. Then click on the 'Add entry' tab to add another one.