ACPI semaphore error

[shadowsa]

this error i get regullary,and tonst of it, maybe every 15 seconds, but i dont know why and what it means

ACPI-1048: *** Warning: Failed to acquire semaphore[cf6d6140|1|0], AE_TIME


thank you in advance

[falko]

Must have something to do with the "Advanced Configuration and Power Interface".

I found this on Google:

http://people.mech.kuleuven.be/~kgadeyne/linux/dell.html
http://www.ussg.iu.edu/hypermail/linux/kernel/0407.1/1926.html
http://forums.suselinuxsupport.de/index.php?showtopic=21123&pid=131495&st=0&