If app is unresponsive and entry is submitted multiple times rapidly, and there is no product, then the sale price trigger doesn't fire...so that column gets a value of null. The sale page tries to render each sale using a this as a value with a string formatter, but throws an error instead.
If app is unresponsive and entry is submitted multiple times rapidly, and there is no product, then the sale price trigger doesn't fire...so that column gets a value of
null
. The sale page tries to render each sale using a this as a value with a string formatter, but throws an error instead.