compiz team mailing list archive

[Omer Akram <om26er@xxxxxxxxxx>]

there is a tool called ppa-purge, install it. then you can remove each
ppa individually by:

$ sudo ppa-purge ppa:unity-team/staging (for example)

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https://bugs.launchpad.net/bugs/1063647

Title:
  The lock screen doesn't work anymore

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