sd_softdevice_disable and sd_softdevice_enable question

[bruce]

sd_softdevice_disable before flash_page_erase and flash_word_write , after i want set sd_softdevice_enable ,but system is error how can set sd_softdevice_enable after set sd_softdevice_disable?

[Nikita]

Is there a system error if you just consistently call sd_softdevice_disable and sd_softdevice_enable?

[John]

Also, can you post the error and the code snippet?