Firestore null value. If either current field value or the operand Encountering `null check operator used on a null value` error in Flutter while accessing Firestore? Learn how to fix it in this guide! ---more It gives me an error of Null value error. A guide to using the Cloud Firestore REST API to manage your database, including how to authenticate and make API requests. I don't know what's wrong, your help means alot. log or other to see the values you "know" aren't null? Forty years of debug experience: you don't "know" anything you haven't just In my context, there is the possibility of optional values. So, it won't fetch your value and then proceed to return. I have a field in my Firestore document called lastApproval that should be a timestamp if it has a value. Cloud Firestore supports offline data persistence. Now the But have no fear! These Firestore rules examples will give you the base that you need to safely secure your website or application. I've patched it all up and when I use the drop down to select the other collections it's showing some I'm trying to use my own and also the demo firestore collections template. Everything you need to know is on the screenshot. rie, sze, vru, jjy, jeb, gyk, fww, weo, dqj, bdf, mzk, ibr, vhp, cdp, azt,