# List Viewer (Simple List) calling a Data Viewer List **URL:** \ **Category:** Questions about Thunkable X\ **Created:** [May 4, 2024, 5:17pm UTC](https://community.thunkable.com/t/list-viewer-simple-list-calling-a-data-viewer-list/2985080 "2024-05-04T17:17:57Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)\ **Post date:** [May 5, 2024, 12:02am UTC](https://community.thunkable.com/t/list-viewer-simple-list-calling-a-data-viewer-list/2985080/6 "2024-05-05T00:02:27Z")
A white screen usually means that you’re trying to get a property name that doesn’t exist. Start simple and get one line of blocks working before you attempt to make all of them work at once. I have a method I use for debugging Thunkable projects. The link is below. ····················································································································· Need help? [How to Ask Great Questions](https://community.thunkable.com/t/how-to-ask-great-questions-v2-0/2689983) ✨ [Debugging A Project](https://community.thunkable.com/t/debugging-in-thunkable-x-video/849471) ✨ [API JSON Tutorial](https://community.thunkable.com/t/api-json-tutorial-video/1140575) Want to hire a Certified Thunkable Expert? [Elevate your app with Tatiang on Fiverr](https://www.fiverr.com/s/726B4a) --- _[View the full topic](https://community.thunkable.com/t/list-viewer-simple-list-calling-a-data-viewer-list/2985080)._