Same issue here, unbelievable!!!! Still unsolved (July 2019 Errata). I will give up working with the M7 (F746), will go back to the M4 (F407).https://www.st.com/content/ccc/resource/technical/document/errata_sheet/4d/39/a6/8c/84/47/47/67/DM00145382.p...