Cannot control brightness / backlight of Dell notebook
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
hal (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
kde-guidance (Ubuntu) |
Fix Released
|
Medium
|
Scott Kitterman | ||
kpowersave (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
libsmbios (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
linux-meta (Ubuntu) |
Invalid
|
Undecided
|
Unassigned |
Bug Description
Binary package hint: kde-guidance
guidance-
I get the following error message:
Warning: in getBrightness(): org.freedesktop
Traceback (most recent call last):
File "/usr/share/
self.
File "/usr/share/
if level == self.getBrightn
File "/usr/share/
return self.old_b
AttributeError: PowerManage instance has no attribute 'old_b'
Error in sys.excepthook:
Traceback (most recent call last):
File "/usr/lib/
binary = os.path.
IndexError: list index out of range
Original exception was:
Traceback (most recent call last):
File "/usr/share/
self.
File "/usr/share/
if level == self.getBrightn
File "/usr/share/
return self.old_b
AttributeError: PowerManage instance has no attribute 'old_b'
Related branches
description: | updated |
I think it has something to do with hal, as even kpowersave can't change the brightness.
Using the FN-keys to change the brightness works, but being able to change it by software can help saving power when running on batteries.