> For the complete documentation index, see [llms.txt](https://docs.primelister.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.primelister.com/troubleshooting/user-closed-tab-unexpectedly.md).

# User closed tab unexpectedly

## **Error Text 🔤**

User closed tab unexpectedly

## Root Cause 🔍

You receive this error when you close a tab that the PrimeLister Extension opened to operate a task on your browser.

## Resolution 💊

Please do not close the tabs that the PrimeLister Extension opens in order not to receive this error and for your tasks to be executed successfully.