This issue has been resolved in the 11/20/2020 update. Here are the Revision Notes:
Since the 10/23/2020 update teachers cannot print a copy of the Kindergarten Standard Based Report Cards from the Standards Based by Teacher (TeacherSBG.aspx) page. The work around for teachers is to print the Standards Based Report Cards from View All Reports.
Has this been corrected? If not do we have a possible estimated date it will be corrected.