Thanks a lot! It works the same for me. I had a slightly different situation. I had already updated to HAL version 1.22, and in the BLE_Ota app, the RFWKPSEL was already set to LSE. However, in my BLE_App, it was set to RCC_RFWKPCLKSOURCE_HSE_DIV1024...

Hello. I have the same issue. I'm already try all solutions which were present before in this topic but not one does not help.I'm already try Disabling SRAMFetch, but it stiil does not help.Do you have any idea how to solve this issue?Issue: after wr...