Периодически не грузится система.

День добрый. Стоит Manjaro KDE 17.0.2, проблема периодически возникает со временем, по мере пользования… Вообщем не грузится система, но в виртуальную консоль входит.
journalctl -p err
— Reboot — июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECWT] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.FN00._ON] (Node ffff8802560e8e10), AE_N
июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECRD] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.TZ00._TMP] (Node ffff8802560eb870), AE_
июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECRD] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.TZ00._TMP] (Node ffff8802560eb870), AE_
июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECRD] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.TZ01._TMP] (Node ffff8802560ebca8), AE_
июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECRD] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.TZ01._TMP] (Node ffff8802560ebca8), AE_
июл 13 20:33:39 AcerV3 kernel: ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECWT] Namespace lookup failure, AE_NOT_FOUND (2017011
июл 13 20:33:39 AcerV3 kernel: ACPI Error: Method parse/execution failed [\_TZ.FN00._ON] (Node ffff8802560e8e10), AE_N
июл 13 20:33:39 AcerV3 kernel: acpi PNP0C0B:00: Failed to set initial power state
июл 13 20:33:39 AcerV3 bumblebeed[345]: Failed to unload module 'nvidia' (ref count: 1).
июл 13 20:33:43 AcerV3 sddm-greeter[760]: Failed to create OpenGL context for format QSurfaceFormat(version 2.0, optio
июл 13 20:33:43 AcerV3 systemd-coredump[803]: Process 760 (sddm-greeter) of user 992 dumped core.
Stack trace of thread 760:
0 0x00007fdf7d70a670 raise (libc.so.6)
1 0x00007fdf7d70bd00 abort (libc.so.6)
2 0x00007fdf7e0b1807 _ZNK14QMessageLogger5fatalEPKcz (libQt5Core.so
3 0x00007fdf7fdc45a7 _ZN13QSGRenderLoop28handleContextCreationFailu
4 0x00007fdf7fdc54f9 n/a (libQt5Quick.so.5)
5 0x00007fdf7fdc618a n/a (libQt5Quick.so.5)
6 0x00007fdf7e815985 _ZN7QWindow5eventEP6QEvent (libQt5Gui.so.5)
7 0x00007fdf7fe39a75 _ZN12QQuickWindow5eventEP6QEvent (libQt5Quick.
8 0x00007fdf7e2a0a2a _ZN16QCoreApplication6notifyEP7QObjectP6QEvent
9 0x00007fdf7e2a0b98 _ZN16QCoreApplication15notifyInternal2EP7QObje
10 0x00007fdf7e80a9af _ZN22QGuiApplicationPrivate18processExposeEven
11 0x00007fdf7e80b5ed _ZN22QGuiApplicationPriv