We're sorry you're experiencing this issue with your lists disappearing. This could be due to a short-term front-end performance problem. To resolve it, try clearing your cache and refreshing your screen. Here's how:
For Mac:
** Chrome/Firefox: Press Cmd + Shift + R
** Safari: Press Cmd + Option + R
For PC:
* Chrome, Firefox, Microsoft Edge: Press Ctrl + F5
If the problem persists after refreshing, you may need additional assistance. In that case, please request human support by clicking on "Talk to a person" in this chat.
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