Closing this bug with Won't fix as this kernel / release is no longer supported.
Please feel free to open a new bug report if you're still experiencing this on
a newer release (Bionic 18.04.3 / Disco 19.04)
Thanks!
** Changed in: linux (Ubuntu)
Status: Incomplete => Won't Fix
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https://bugs.launchpad.net/bugs/566193
Title:
luminosity screen on a laptop cannot be set
Status in Linux:
Fix Released
Status in linux package in Ubuntu:
Won't Fix
Bug description:
After upgrade from karmic to lucid, luminosity cannot be set on a
laptop (Asus Pro 5JI).
When pressing the luminosity keys, dmesg send the following output :
8<-----------------------------------
[ 209.309032] ACPI Exception: AE_AML_BUFFER_LIMIT, Index (00000005D) is
beyond end of object (20090903/exoparg2-445)
[ 209.309047] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.SBRG.EC0_.STBR] (Node f701bb28), AE_AML_BUFFER_LIMIT
[ 209.309115] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.VGA_.LCDD._BCM] (Node f7016cd8), AE_AML_BUFFER_LIMIT
[ 209.309186] ACPI Error: Evaluating _BCM failed (20090903/video-528)
[ 209.309192] ACPI: Failed to switch the brightness
[ 209.314634] ACPI Exception: AE_AML_BUFFER_LIMIT, Index (000000064) is
beyond end of object (20090903/exoparg2-445)
[ 209.314643] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.SBRG.EC0_.STBR] (Node f701bb28), AE_AML_BUFFER_LIMIT
[ 209.314683] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.VGA_.LCDD._BCM] (Node f7016cd8), AE_AML_BUFFER_LIMIT
[ 209.314723] ACPI Error: Evaluating _BCM failed (20090903/video-528)
[ 209.315943] ACPI Exception: AE_AML_BUFFER_LIMIT, Index (00000005D) is
beyond end of object (20090903/exoparg2-445)
[ 209.315952] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.SBRG.EC0_.STBR] (Node f701bb28), AE_AML_BUFFER_LIMIT
[ 209.315992] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.VGA_.LCDD._BCM] (Node f7016cd8), AE_AML_BUFFER_LIMIT
[ 209.316489] ACPI Error: Evaluating _BCM failed (20090903/video-528)
[ 209.325119] ACPI Exception: AE_AML_BUFFER_LIMIT, Index (000000064) is
beyond end of object (20090903/exoparg2-445)
[ 209.325128] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.SBRG.EC0_.STBR] (Node f701bb28), AE_AML_BUFFER_LIMIT
[ 209.325167] ACPI Error (psparse-0537): Method parse/execution failed
[\_SB_.PCI0.VGA_.LCDD._BCM] (Node f7016cd8), AE_AML_BUFFER_LIMIT
[ 209.325207] ACPI Error: Evaluating _BCM failed (20090903/video-528)
8<-----------------------------------
Error persists even after a reboot.
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