Device not booting after flashing factory image and locking bootloader

Help Fairphone 4
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81

I don’t know if this is something new, but I just found that immediately after flashing CalyxOS get_unlock_ability is 1, after the first boot its 0 again:

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot flashing get_unlock_ability
(bootloader) get_unlock_ability: 0
OKAY [  0.001s]
Finished. Total time: 0.001s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # ./flash-all.sh 
Sending 'abl_a' (148 KB)                           OKAY [  0.009s]
Writing 'abl_a'                                    OKAY [  0.003s]
Finished. Total time: 0.019s

[..]

Finished. Total time: 124.915s
Rebooting into bootloader                          OKAY [  0.000s]
Finished. Total time: 0.050s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot flashing get_unlock_ability
(bootloader) get_unlock_ability: 1
OKAY [  0.001s]
Finished. Total time: 0.001s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot reboot bootloader
Rebooting into bootloader                          OKAY [  0.000s]
Finished. Total time: 0.050s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot flashing get_unlock_ability
(bootloader) get_unlock_ability: 1
OKAY [  0.001s]
Finished. Total time: 0.001s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot reboot
Rebooting                                          OKAY [  0.000s]
Finished. Total time: 0.050s

tuxedo:/daten/temp/FP4-sp2a.220505.002 # fastboot flashing get_unlock_ability
(bootloader) get_unlock_ability: 0
OKAY [  0.001s]
Finished. Total time: 0.001s

BTW: There is another problem: Recovery Mode does not work, I only get the “no command” screen.

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