1) That's a security lock; and generally a very good idea to *keep*.
2) Go to the screensaver preferences and uncheck "require password to unlock".
(Note some systems have an *additional* option in power saving for password; because it's *that important* to keep a suspended system locked, in that case you will have to dig around a bit in power saving options; as it's not yet standard where that option is set).

On 07/15/2012 06:54 PM, joe@actionline.com wrote:
> 
> On a new install of kubuntu, there are many things to appreciate,
> including the fact that suspend works perfectly ... except for one
> annoying trait.
> 
> After I close the lid, and the system goes into suspend mode, then open
> the lid again, there is an annoying pop-up that requires a password to
> "unlock" the system.
> 
> What do I need to do to eliminate this annoying requirement to enter a
> password to unlock the system?
> 
> 
> 
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