@paulo bessa
Editing this line : GRUB_CMDLINE_LINUX_DEFAULT="rootflags=umask=007,uid=1000,gid=1000 quiet splash
To this :GRUB_CMDLINE_LINUX_DEFAULT="rootflags=umask=007,uid=1000,gid=1000 quiet splash"
should solve your problem. As the double quotes was not there in your case.
Please post your results.
@paulo bessa
Editing this line : GRUB_CMDLINE_ LINUX_DEFAULT= "rootflags= umask=007, uid=1000, gid=1000 quiet splash
To this :GRUB_CMDLINE_ LINUX_DEFAULT= "rootflags= umask=007, uid=1000, gid=1000 quiet splash"
should solve your problem. As the double quotes was not there in your case.
Please post your results.