Question WARNING: sun.reflect.Reflection.getCallerClass is not supported. This will impact performance

New dev here. Is this normal? Or a problem? It happens when launching up a fresh install from the tutorial here. Thanks!

Tutorial - Setting up IntelliJ 2023/2024

Code (Text):

1. WARNING: sun.reflect.Reflection.getCallerClass is not supported. This will impact performance.
2. Feb 25, 2024 9:12:33 AM com.sun.javafx.application.PlatformImpl startup
3. WARNING: Unsupported JavaFX configuration: classes were loaded from 'unnamed module @6a192cfe'
4. 09:12:33 [TRACE] [            RuneMate] Initializing JavaFX Platform
5. 09:12:34 [INFO ] [            RuneMate] Deleted 0 files over a week old
6. 09:12:34 [DEBUG] [            RuneMate] RuneMate Version: 3.14.15
7. 09:12:34 [DEBUG] [            RuneMate] Operating System: Windows 10 amd64
8. 09:12:34 [INFO ] [            RuneMate] JAVA ENVIRONMENT:
9. 09:12:34 [DEBUG] [            RuneMate]     Home: C:\Users\kek\.jdks\jbr-17.0.9
10. 09:12:34 [DEBUG] [            RuneMate]     Version: 17.0.9 x64 (JetBrains s.r.o.)
11. 09:12:34 [DEBUG] [            RuneMate]     Max. Heap: 16352MB
12. 09:12:35 [TRACE] [            RuneMate] Identified manifest and main class of Agility
13. 09:12:35 [INFO ] [            RuneMate] Detected 1 manifests and 1 unique content roots
14. 09:12:35 [INFO ] [            RuneMate] Detected 1 classes and 1 resources
15. 09:12:36 [DEBUG] [            RuneMate] Required x86 JDK resource exists - skipping download.
16. 09:12:36 [INFO ] [            RuneMate] Detected 1 manifests and 1 unique content roots
17. 09:12:36 [INFO ] [            RuneMate] Detected 1 classes and 1 resources
18. 09:12:36 [INFO ] [            RuneMate] Successfully downloaded missing resources
19. 09:12:36 [INFO ] [            RuneMate] State of runelite_patch_state is 1
20. 09:12:36 [DEBUG] [            RuneMate] RuneLite launcher has already been patched

 

thank you!