Same here. Here what it shows in terminal:
Warning: QT_DEVICE_PIXEL_RATIO is deprecated. Instead use:
QT_AUTO_SCREEN_SCALE_FACTOR to enable platform plugin controlled per-screen factors.
QT_SCREEN_SCALE_FACTORS to set per-screen factors.
QT_SCALE_FACTOR to set the application global scale factor.
Gtk-Message: Failed to load module "pantheon-filechooser-module"
(Enpass:18613): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
(Enpass:18613): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
(Enpass:18613): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
(Enpass:18613): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap",
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
QLayout: Attempting to add QLayout "" to QPasswordEdit "", which already has a layout
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
QLayout: Attempting to add QLayout "" to QPasswordEdit "", which already has a layout
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
Assertion 'o' failed at pulse/operation.c:67, function pa_operation_unref(). Aborting.
Aborted!