Can't Create a New Workspace

I keep getting this error when I make a new workspace for 1.20.1 forge.

Executing Gradle synchronization tasks
Build info: MCreator 2024.4.52410, forge-1.20.1, 64-bit, 12014 MB, Windows 10, JVM 21.0.4, JAVA_HOME: C:\Program Files\Pylo\MCreator\jdk, started on: 2025-01-10-22:47:03

FAILURE: Build failed with an exception.
* Where:
Build file 'C:\Users\Owner\MCreatorWorkspaces\corpse_loot_mod\build.gradle' line: 3
* What went wrong:
An exception occurred applying plugin request [id: 'org.spongepowered.mixin', version: '0.7.+']
> Failed to apply plugin 'org.spongepowered.mixin'.
> Could not find property 'minecraft', or 'patcher' on root project 'corpse_loot_mod', ensure ForgeGradle is applied.
* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.
> Get more help at https://help.gradle.org.
CONFIGURE FAILED in 9s
 

I was trying to change some files to get mixins working, but now it won't let me do anything. How do I fix it?