This issue also happen with apt-listchange, on every update.
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Update waits indefinitely for user input (on terminal/debconf/conffile prompts)
https://bugs.launchpad.net/bugs/67338
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ubu
Also Gallery2, libssl, and a good number of other packages cause a wait
for user-prompts do this. I think that it should be given higher
priority. Packages should be marked that they require user input and be
performed (preferrably) last (or first).
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Update waits indefinitely for user input (on