When opening the Scratch program on the Crow Pi2, sometimes it won't open, and sometimes it will.
Based on this information, we suggest you reinstall the Scratch software. If that doesn't work, try re-flashing the image file to the Raspberry Pi (image file link: https://drive.google.com/drive/folders/1t1y2QquIdJA15HHh3UxEnXWlib2j1T6X).