> For the complete documentation index, see [llms.txt](https://kb.annjose.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kb.annjose.com/mobile-dev/ios-gotchas.md).

# iOS Troubleshooting

## Keyboard does not appear on Simulator when you tap inside a text field

Root cause: One potential reason is that the hardware keyboard is enabled. You can confirm this by checking if NSNotification for keyboardWillShow and keyboardWillHide are mixed up (i.e when you tap inside a text field, the notification keyboardWillHide is sent instead of keyboardWillShow)

Solution: Press Cmd+K (Toggle keyboard) on the simulator window.

## Unnecessary vertical blank space at the top of UITableView <a href="#unnecessary-vertical-blank-space-at-the-top-of-uitableview" id="unnecessary-vertical-blank-space-at-the-top-of-uitableview"></a>

<https://stackoverflow.com/questions/18880341/why-is-there-extra-padding-at-the-top-of-my-uitableview-with-style-uitableviewst?utm_medium=organic&utm_source=google_rich_qa&utm_campaign=google_rich_qa>

## A table view looks crooked on iOS 10 only

* Check if the tableView's estimatedRowHeight is set. On iOS 10, it has to be set explicitly sometimes.

## LaunchDarkly FeatureFlag Has Default Value, Not Actual Value

* Make sure that you are pointing to the same LD environment as the QBSE server environment
* Make sure that the Targeting is ON
* Make sure that the user is not excluded by any rule
* If you added a specific user-based rule, make sure that the userid is available in LD