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Merge pull request #2338 from bobvanderlinden/pr-cannot-delete-alive-why

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mention `nix-store --query --roots` when a path cannot be deleted
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Domen Kožar 2019-09-30 14:06:52 +02:00 committed by GitHub
commit 2d2769f68c
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1 changed files with 5 additions and 1 deletions
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6
src/libstore/gc.cc
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@ -783,7 +783,11 @@ void LocalStore::collectGarbage(const GCOptions & options, GCResults & results)
assertStorePath(i);
tryToDelete(state, i);
if (state.dead.find(i) == state.dead.end())
throw Error(format("cannot delete path '%1%' since it is still alive") % i);
throw Error(format(
"cannot delete path '%1%' since it is still alive. "
"To find out why use: "
"nix-store --query --roots"
) % i);
}
} else if (options.maxFreed > 0) {