compiling error after i tried to add a dimension

Here's the grandlelog

D:\ProgramFiles\MCreator183\forge\build\sources\main\java\mod\mcreator\changed.java:56: error: cannot find symbol
        elements.add(new mcreator_waterland(this));
                         ^
  symbol:   class mcreator_waterland
  location: class changed
Note: D:\ProgramFiles\MCreator183\forge\build\sources\main\java\mod\mcreator\changed.java uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
1 error

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':compileJava'.
> Compilation failed; see the compiler error output for details.

* 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

BUİLD FAILED in 4s