First, we're sorry you're having a bad experience. We aim to provide the best trading possible and will do all we can to make that happen.
Most bugs appear due to poor internet. To get the best experience while using the app make sure you're on a reliable wifi or 4G connection with enough data left.
If you're still experiencing issues, there are 2 ways you can get in touch...
Phone: 020 3475 4516
If you can, please let us know - what device you're on (iPhone or Android), how you're connected to the internet (wifi or 4G), and what steps you took to get the issue. With that information we'll be able to fix your problem much quicker.