Java compile error after including Crop Image module

hi guys,

After including the crop image module I got some java errors. Cleaning deployment and updating rest services modules did not help. Main problem has to do with the crop image module I think.

Anyone an idea?

    Buildfile: C:\Users\SK\Documents\Mendix\Salonlar-main\deployment\build_core.xml

compile:
    [javac] Compiling 433 source files to C:\Users\SK\Documents\Mendix\Salonlar-main\deployment\run\bin
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\restservices\publish\RestServiceHandler.java:250: warning: '_' used as an identifier
    [javac]             String _) {
    [javac]                    ^
    [javac]   (use of '_' as an identifier might not be supported in releases after Java SE 8)
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\imagecrop\actions\SetInitialImageProps.java:37: error: cannot find symbol
    [javac]             is = Core.getImage(getContext(), this.UploadedImage, false);
    [javac]                                                  ^
    [javac]   symbol: variable UploadedImage
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\imagecrop\actions\SetInitialImageProps.java:46: error: cannot find symbol
    [javac]         this.UploadedImage.setValue(getContext(), CropImage.MemberNames.crop_width.toString(), img.getWidth() );
    [javac]             ^
    [javac]   symbol: variable UploadedImage
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\imagecrop\actions\SetInitialImageProps.java:47: error: cannot find symbol
    [javac]         this.UploadedImage.setValue(getContext(), CropImage.MemberNames.crop_height.toString(), img.getHeight() );
    [javac]             ^
    [javac]   symbol: variable UploadedImage
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\imagecrop\actions\SetInitialImageProps.java:48: error: cannot find symbol
    [javac]         this.UploadedImage.setValue(getContext(), CropImage.MemberNames.crop_x2.toString(), img.getWidth() );
    [javac]             ^
    [javac]   symbol: variable UploadedImage
    [javac] C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\imagecrop\actions\SetInitialImageProps.java:49: error: cannot find symbol
    [javac]         this.UploadedImage.setValue(getContext(), CropImage.MemberNames.crop_y2.toString(), img.getHeight() );
    [javac]             ^
    [javac]   symbol: variable UploadedImage
    [javac] Note: Some input files use or override a deprecated API.
    [javac] Note: Recompile with -Xlint:deprecation for details.
    [javac] Note: C:\Users\SK\Documents\Mendix\Salonlar-main\javasource\com\mendix\core\Core.java uses unchecked or unsafe operations.
    [javac] Note: Recompile with -Xlint:unchecked for details.
    [javac] 5 errors
    [javac] 1 warning



BUILD FAILED
C:\Users\SK\Documents\Mendix\Salonlar-main\deployment\build_core.xml:27: Compile failed; see the compiler error output for details.