MUSE how to import Bitcon IPO keys

[Felix]

don't worry! I have the same problem!

[unsoindovo]

Hi guyz!
i'm trying to import bitcoin private key to redeem notes buyed in IPO... but without success...
in DAC PLAY wallet i did it using the function below...and all works fine!

but i can't see this feature on MUSE wallet.
Xeroc tell me to use this tip:
https://bitsharestalk.org/index.php/topic,19503.msg250811.html#msg250811
i generate private keys for all my btc addresses used to buy ipo notes.
but when i try to import keys using the walletfeature below, i get a white screen... and i need to close and reopen wallet...
but nothing to claim..
how to fix this issue?
thanx!