javac command fails to find javafx.controls with openjfx 18.0.2

[ml8585]

javac --module-path "C:\Program Files\Java\javafx-sdk-18.0.2\lib" --add-modules javafx.controls App.java
error: module not found: javafx.controls
1 error

[KineticJetIce245]

Try putting everything on one drive other than C.
I had my codes in D drive and JavaFX in C, the codes never launched successfully. It didn't work even when I put the codes in the JavaFX folder.
However, once I transferred JavaFX files to D drive, it worked.