Solved
STM32CubreMX and STM32CubeU5 : projet manager bug
STM32CubeIDE Version: 1.9.0
With the STM32CubeMX : Version: 6.5.0-RC4 and a project for STM32U585
in the "project manager/advanced settings" tab, a line is missing to activate the "register callback" for the OCTOSPI interface
best regards
