CRASH Copter 4.3 set GSF Backup default is disabled

Hello,

@rmackay9, I get crash with UAV having bad compass error just after take off, and for me standard params no activate the GSF backup…
Please check attached bin log crash:
mag issue crash 2023-02-23 12-47-23.bin

How to activate GSF backup in case of bad compass health?

setting EK3_SRC2_YAW : GSF ?

or there is need for other param to be set to be able to have GSF ?

Also, I cannot achieve to have the GSF dataflash log… all is set as default…

Please help me.