[NTG-context] Problems with new ConTeXt in Linux

When I update to ConTeXt LMTX version 2021.03.20 01:07, the following happens during format generation: tex error > tex error on line 25 in file spac-hor.mkxl: Undefined control sequence \bitwiseflip \normalizelinemode \flattendiscretionariescode <empty file> So, what is happening here? Jairo