Beluga APU never shutdown

[cpuwolf]

Beluga APU is able to start up, but when you turn off APU master Switch, APU start will stay in AVAIL, I have waited for 10 mins,
 

no shutdown happened.
 

and I took 2 flights, no chance to shut down APU

 

[Eddie]

Hello,

Will check in with the team.

Thank you