wilink exit with segmentation fault (core dumped)

[uNouss]

hi @jlaine i compile and install wilink in ubuntu 16.04 but i can not use it because if i launch wiLink i have this error and the wilink window close.

 $ wiLink 
qml: PanelSwapper creating panel WebPanel.qml {}
DummyWallet initialised
Could not read "/home/unouss/.local/share/Wifirst/wiLink/wallet.dummy"
qml: PanelSwapper creating panel WebTab.qml {url: https://apps.wifirst.net, urlBar: false}

WARNING: This project is using the experimental QML API extensions for QtWebKit and is therefore tied to a specific QtWebKit release.
WARNING: The experimental API will change from version to version, or even be removed. You have been warned!

qml: PluginLoader loading plugin ChatPlugin.qml
qml: PanelSwapper creating panel ChatPanel.qml {}
Could not read "/home/unouss/.local/share/Wifirst/wiLink/wallet.dummy"
qml: PluginLoader loading plugin DiagnosticPlugin.qml
qml: PluginLoader loading plugin PhonePlugin.qml
Could not read "/home/unouss/.local/share/Wifirst/wiLink/wallet.dummy"
qml: PanelSwapper creating panel PhonePanel.qml {}
Could not read "/home/unouss/.local/share/Wifirst/wiLink/wallet.dummy"
qrc:/qml/PhonePanel.qml:374: Error: Cannot assign [undefined] to QString
qml: PluginLoader loading plugin WebPlugin.qml
Erreur de segmentation (core dumped)

please help because i need to wilink to make some call phone