tail /var/log/kern.log for errors.
pba@asus:~$ sudo tail /var/log/kern.log
May 12 22:42:39 asus kernel: [19175.241336] audit: type=1107 audit(1526157759.802:262): pid=912 uid=103 auid=4294967295 ses=4294967295 msg=‘apparmor=“DENIED” operation=“dbus_signal” bus=“system” path="/org/cups/cupsd/Notifier" interface=“org.cups.cupsd.Notifier” member=“JobProgress” name=":1.76" mask=“receive” pid=2255 label="/usr/sbin/cups-browsed" peer_pid=3337 peer_label="/usr/sbin/cupsd" peer_info=“Protocol not supported”
May 12 22:42:39 asus kernel: [19175.241336] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?’
May 12 22:42:39 asus kernel: [19175.241337] audit: type=1107 audit(1526157759.802:263): pid=912 uid=103 auid=4294967295 ses=4294967295 msg=‘apparmor=“DENIED” operation=“dbus_signal” bus=“system” path="/org/cups/cupsd/Notifier" interface=“org.cups.cupsd.Notifier” member=“PrinterStateChanged” mask=“send” name=“org.freedesktop.DBus” pid=3337 label="/usr/sbin/cupsd" peer_pid=2255 peer_label="/usr/sbin/cups-browsed" info=“Protocol not supported”
May 12 22:42:39 asus kernel: [19175.241337] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?’
May 12 22:42:39 asus kernel: [19175.241338] audit: type=1107 audit(1526157759.802:264): pid=912 uid=103 auid=4294967295 ses=4294967295 msg=‘apparmor=“DENIED” operation=“dbus_signal” bus=“system” path="/org/cups/cupsd/Notifier" interface=“org.cups.cupsd.Notifier” member=“PrinterStateChanged” name=":1.76" mask=“receive” pid=2255 label="/usr/sbin/cups-browsed" peer_pid=3337 peer_label="/usr/sbin/cupsd" peer_info=“Protocol not supported”
May 12 22:42:39 asus kernel: [19175.241338] exe="/usr/bin/dbus-daemon" sauid=103 hostname=? addr=? terminal=?’
May 12 22:44:43 asus kernel: [19299.039504] CIFS: Unknown mount option “file-mode=0777”
May 12 22:44:50 asus kernel: [19305.622757] CIFS: Unknown mount option “file-mode=0777”
May 12 22:45:10 asus kernel: [19325.738979] CIFS: Unknown mount option “file-mode=0777”
May 12 22:45:18 asus kernel: [19334.008311] CIFS: Unknown mount option “file-mode=0777”
------------ end-------------
Share excist = Yes
filemode => changed to file_mode
result…
mount error(13): Permission denied
Refer to the mount.cifs(8) manual page (e.g. man mount.cifs)
Poul