Re: How can g++ (stable) be incompatible with a fresh stable install?
On 2015-01-08 15:14 +0100, Kynn Jones wrote:
> I just did an install from debian-7.7.0-amd64-netinst.iso on my laptop.
>
> When I attempt to install g++, I get the following
>
> # apt-get -y install g++
> ...
> Some packages could not be installed. This may mean that you have
> requested an impossible situation or if you are using the unstable
> distribution that some required packages have not yet been created
> or been moved out of Incoming.
> The following information may help to resolve the situation:
>
> The following packages have unmet dependencies:
> g++ : Depends: g++-4.7 (>= 4.7.2-1~) but it is not going to be installed
> E: Unable to correct problems, you have held broken packages.
>[...]
> 4. The key dependecy chain behind the error shown above goes like this:
>
> g++ depends on
> g++-4.7 (>= 4.7.2-1~) depends on
> libstdc++6-4.7-dev (= 4.7.2-5) depends on
> libc6-dev (>= 2.13-5) depends on
> libc6 (= 2.13-38+deb7u4)
That's the problem, apparently your mirror only has libc6-dev
2.13-38+deb7u4, but the current version in wheezy is 2.13-38+deb7u6.
Since the installation CD already contains libc6 2.13-38+deb7u6 but not
libc6-dev, there is a version skew.
What does "apt-cache policy libc6 libc6-dev" print?
Cheers,
Sven
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