Curiously though, the STM32F072-DISCO discovery board has a DP pull-up installed. I don't see any DP pullup on the STM32F072-DISCO's schematic in UM1690 (except of the STLink's pullup, R8, switched by a transistor; but that's a different mcu, a 'F103). 0 Kudos Reply Jose...
First I get a similar behaviour as https://community.st.com/t5/stm32cubeprogrammer-mcus/problem-with-dfu-and-stm32f072b-discovery-board-cubeprogrammer/td-p/254296 . However, after accepting the disable request from the STMCUbeProgrammer (even though it was never enabled) i get...