Resolved! Re-Generating with CubeMX sets the project to ST-LinkV2 instead of ST-LinkV3. It will not recover until I delete the generated folders. Initially CubeMX generates correctly.
I am working with IAR EWARM 9.10.1 and STM32CubeMX 6.2.1 on a NUCLEO-H743ZI2.To reproduce:Create NUCLEO-H743ZI2 project in STM32CubeMXGenerate itStart IARDownload to target (compile & flash succeed)Change something in IAR, e.g. add a source file to p...