# emerge kde-meta
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Calculating dependencies... done!
!!! The ebuild selected to satisfy ">=kde-base/kwin-4.8.3:4[aqua=]" has unmet requirements.
- kde-base/kwin-4.8.3::gentoo USE="(multilib) (-aqua) -debug -gles -opengl"
The following REQUIRED_USE flag constraints are unsatisfied:
!opengl? ( gles ) !gles? ( opengl )
(dependency required by "kde-base/kdebase-meta-4.8.3" [ebuild])
(dependency required by "kde-base/kde-meta-4.8.3" [ebuild])
(dependency required by "kde-meta" [argument])
* IMPORTANT: 2 news items need reading for repository 'gentoo'.
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绿色部分没看懂，该怎么理解？这个问题该怎么解决？？
