Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32wb/STM32WB30_CM4/RCC/C2APB1ENR2#0x0
CPU2 APB1 peripheral clock enable register 2
CPU2 LPTIM2EN
https://github.com/modm-io/cmsis-svd-stm32