Glitched text when using texture pack

The text become glitched and cursed when i reopen the minecraft while running background

• Steps to Reproduce:

1. Use any UI texture pack(Ty-el UI Pack for example)

https://mcpedl.com/the-ty-els-ui-pack/

2. Get into the world

3. Try close and reopen minecraft while it's running background

4. The glitch happened

 

• Observed Results:

Text becomes glitched(green text in the screenshot)