Can't open the appimage

[stemy2]

Hello,

I tried to launch the appimage, but saw no reaction. So i tried to open it with the terminal and i got this output:

./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libsqlite3.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Widgets.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.26' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Widgets.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.28' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Widgets.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5WebEngineCore.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.26' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5WebEngineCore.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Gui.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Core.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.26' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Core.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.28' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Core.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Quick.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Qml.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libQt5Positioning.so.5)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libicui18n.so.66)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libicuuc.so.66)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.30' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libnspr4.so)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libopus.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libavcodec.so.58)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libavutil.so.56)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libvpx.so.6)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libpng16.so.16)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libxml2.so.2)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libxslt.so.1)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libswresample.so.3)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/librsvg-2.so.2)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libcairo.so.2)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libzvbi.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libaom.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libcodec2.so.0.9)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libmp3lame.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libopenjp2.so.7)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libspeex.so.1)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libtwolame.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libx265.so.179)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libxvidcore.so.4)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libgme.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libopenmpt.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libchromaprint.so.1)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libp11-kit.so.0: no version information available (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libgnutls.so.30)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.30' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libsystemd.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libsoxr.so.0)
./Viper_Browser--x86_64.AppImage: /lib/x86_64-linux-gnu/libm.so.6: version `GLIBC_2.29' not found (required by /tmp/.mount_Viper_Y3m9we/usr/bin/../lib/libpixman-1.so.0)