Dell Studio 1555: cannot change display brightness after a while, other hotkeys and ACPI stuff begin to fail
Bug #392812 reported by
bucik85
This bug affects 30 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linux |
Fix Released
|
High
|
|||
linux (Ubuntu) |
Fix Released
|
Medium
|
Unassigned |
Bug Description
OS: Ubuntu 9.04
Laptop: Dell Studio 1555
After several minutes after boot I am not able to change display brightness and in kern.log added error:
Jun 27 08:28:05 ja-laptop kernel: [ 62.100119] ACPI: EC: input buffer is not empty, aborting transaction
tags: | added: hotkeys |
summary: |
- No change display brightness + Dell Studio 1555: cannot change display brightness after a while, other + hotkeys and ACPI stuff begin to fail |
Changed in ubuntu: | |
status: | New → Confirmed |
Changed in linux: | |
status: | Unknown → In Progress |
Changed in linux (Ubuntu): | |
importance: | Undecided → Medium |
Changed in linux: | |
status: | In Progress → Fix Released |
Changed in linux (Ubuntu): | |
status: | Confirmed → Fix Released |
status: | Fix Released → Confirmed |
Changed in linux (Ubuntu): | |
status: | Confirmed → Fix Released |
tags: | added: temperature |
Changed in linux: | |
importance: | Unknown → High |
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Same here. Sometimes after several minutes, sometimes just after bootup.
Is not only a problem with brightness buttons but with any ACPI related event: switching off backlight when closing lid, detecting if the laptop is in AC or battery...