Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  fonts-dejavu fonts-dejavu-extra guile-2.0-libs libc-client2007e libdbi1
  libgc1c2 libgsasl7 libkyotocabinet16 liblzo2-2 libmailutils4 libntlm0
  libperl5.18 librrd4 libsensors4 libsnmp-base libsnmp30 libunistring0
  mailutils-common mlock php5-imap php5-snmp rrdtool ttf-dejavu
  ttf-dejavu-extra
Use 'apt-get autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up dovecot-lmtpd (1:2.2.9-1ubuntu2.1) ...

Creating config file /etc/dovecot/conf.d/20-lmtp.conf with new version
cp: cannot create regular file ‘/etc/dovecot/conf.d/20-lmtp.conf’: No such file
or directory
dpkg: error processing package dovecot-lmtpd (--configure):
 subprocess installed post-installation script returned error exit status 1
Processing triggers for dovecot-core (1:2.2.9-1ubuntu2.1) ...
dovecot stop/pre-start, process 5418
Errors were encountered while processing:
 dovecot-lmtpd
E: Sub-process /usr/bin/dpkg returned an error code (1)