Hi, I'm getting an error message when I try to I try to email out grade reports The message is: Error: Creation of report was unsuccessful: InternalError: Cannot find method formatDate(number,string,string). at Report-Email Category_Date Sort (GradeBook for Google Sheets and Classroom):384 (generateAndEmailReport) at Reports JS (GradeBook for Google Sheets and Classroom):46 (chooseGBemail) Can someone help me solve this problem? Thanks for your help, Clark