This problem occurred yesterday after a system update of 10 packages,so I tried to set the 640*480 resolution in the usplash.conf file and ran the 'sudo update-initramfs -u -k `uname -r` command ,it worked then.It seems ok today.
This problem occurred yesterday after a system update of 10 packages,so I tried to set the 640*480 resolution in the usplash.conf file and ran the 'sudo update-initramfs -u -k `uname -r` command ,it worked then.It seems ok today.