AppImage doesn't work

[lavadrop]

I'm on OpenSUSE Tumbleweed and the AppImage version doesn't start.

[muflone]

it doesn't work is not enough to fix the issue

start gwakeonlan from a terminal and show the messages presented

[lavadrop]

Right, here are the messages from the tty emulator:

./gwakeonlan-0.8.5-x86_64_073c0fad7b1565db682cebde8e6ceb20.AppImage 
/usr/bin/AppImageLauncher: /lib64/libcurl.so.4: no version information available (required by /usr/bin/../lib/x86_64-linux-gnu/appimagelauncher/libappimageupdate.so)
Warning: Ignoring XDG_SESSION_TYPE=wayland on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.

** (AppImageLauncher:19506): WARNING **: 15:09:32.291: Pixbuf theme: Cannot load pixmap file /usr/share/themes/Adwaita-dark/gtk-2.0/assets/progressbar-horz-trough.png: Failed to load image “/usr/share/themes/Adwaita-dark/gtk-2.0/assets/progressbar-horz-trough.png”: Fatal error in PNG image file: bad parameters to zlib


(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

** (AppImageLauncher:19506): WARNING **: 15:09:32.291: Invalid borders specified for theme pixmap:
        /usr/share/themes/Adwaita-dark/gtk-2.0/assets/progressbar-horz-trough.png,
borders don't fit within the image

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_n_channels: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_pixels_with_length: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_rowstride: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_width: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(AppImageLauncher:19506): GdkPixbuf-CRITICAL **: 15:09:32.291: gdk_pixbuf_get_height: assertion 'GDK_IS_PIXBUF (pixbuf)' failed

(gwakeonlan.py:19529): GLib-GIO-ERROR **: 15:09:32.811: Settings schema 'org.gnome.settings-daemon.plugins.xsettings' does not contain a key named 'antialiasing'