> For the complete documentation index, see [llms.txt](https://galmis.gitbook.io/barcodify-customer-selector/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://galmis.gitbook.io/barcodify-customer-selector/troubleshooting/known-issues-and-workarounds.md).

# Known issues & workarounds

- ["Add customer" POS extension no longer works](https://galmis.gitbook.io/barcodify-customer-selector/troubleshooting/known-issues-and-workarounds/add-customer-pos-extension-no-longer-works.md)
- [Expected a valid shop query parameter](https://galmis.gitbook.io/barcodify-customer-selector/troubleshooting/known-issues-and-workarounds/expected-a-valid-shop-query-parameter.md)
- [Something went wrong. Please check your cart or try again.](https://galmis.gitbook.io/barcodify-customer-selector/troubleshooting/known-issues-and-workarounds/something-went-wrong.-please-check-your-cart-or-try-again..md)