No Response After the virt-manager Command Is Executed

Symptom

After the virt-manager command is executed to start the qemu-kvm GUI, no response is returned and no information is displayed.

Key Process and Cause Analysis

1. View help options.

   virt-manager -h

2. View debug logs.

   virt-manager -debug

   The following information is displayed:

   Gtk:ERROR:gtkiconhelper.c:494:ensure_surface_for_gicon:   assertion failed (error == NULL): Failed to load   /usr/share/icons/Adwaita/24x24/status/image-missing.png: Fatal error reading   PNG image file: (gdk-pixbuf-error-quark,   0)

According to the query result, the zlib source code has been compiled and installed in the system.

Conclusion and Solution

The zlib source code has been compiled and installed in the system. Go to the zlib compilation and installation directory and run the make uninstall command to uninstall the zlib source code. Then, run the virt-manager command again.

1. Go to the zlib compilation and installation directory and run the make uninstall command to uninstall zlib.

   make uninstall

2. Run the virt-manager command again to start the qemu-kvm GUI.

   virt-manager