package python-twisted-core 15.5.0-1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/conchftp.1.gz', which is also in package python-twisted-conch 1:15.2.1-1ubuntu2

[James Page]

Looks like a missing Breaks/Replaces for upgrading:

Unpacking python-twisted-core (15.5.0-1) over (15.2.1-1ubuntu2) ...
dpkg: error processing archive /var/cache/apt/archives/python-twisted-core_15.5.0-1_all.deb (--unpack):
 trying to overwrite '/usr/share/man/man1/conchftp.1.gz', which is also in package python-twisted-conch 1:15.2.1-1ubuntu2
dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: python-twisted-core 15.5.0-1
ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
Uname: Linux 4.2.0-19-generic x86_64
ApportVersion: 2.19.2-0ubuntu8
Architecture: amd64
Date: Tue Dec 1 12:19:14 2015
DuplicateSignature:
 Unpacking python-twisted-core (15.5.0-1) over (15.2.1-1ubuntu2) ...
 dpkg: error processing archive /var/cache/apt/archives/python-twisted-core_15.5.0-1_all.deb (--unpack):
  trying to overwrite '/usr/share/man/man1/conchftp.1.gz', which is also in package python-twisted-conch 1:15.2.1-1ubuntu2
EcryptfsInUse: Yes
ErrorMessage: trying to overwrite '/usr/share/man/man1/conchftp.1.gz', which is also in package python-twisted-conch 1:15.2.1-1ubuntu2
InstallationDate: Installed on 2014-11-25 (370 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20141124)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.18.3ubuntu1
 apt 1.0.10.2ubuntu1
SourcePackage: twisted
Title: package python-twisted-core 15.5.0-1 failed to install/upgrade: trying to overwrite '/usr/share/man/man1/conchftp.1.gz', which is also in package python-twisted-conch 1:15.2.1-1ubuntu2
UpgradeStatus: Upgraded to xenial on 2015-11-02 (29 days ago)

[Didier Roche-Tolomelli (didrocks)]

Got it as well today

[Matthias Klose (doko)]

fixed in -3 (still in Debian NEW). as a work-around, remove the packages and re-install.

[Matthias Klose (doko)]

fixed in 16.04 LTS