Crash when upgrading software [duo2]

Hello

I've a new Duo2 and Install Open PLI 4.0 OpenPLi-4.0-beta-vuduo2-20140731_usb

After install

I run

opkg update
opkg upgrade

After restart of enigma2

Crash of the box on openwebif

Temporarily , remove openwebif to avoid crash

opkg remove enigma2-plugin-extensions-openwebif