> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xlistr.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Understanding marketplace errors and how to fix them

> Resolve sign-in, category, image, shipping, and account errors without creating duplicate listings.

Resolve sign-in, category, image, shipping, and account errors without creating duplicate listings.

## Takeaways

* Read the exact error before retrying.
* Fix the connection or listing fields that caused the failure.
* Check whether a listing already exists after an uncertain result.