Error Installing on debian
I am a newbie on Debian and get the error below while
installing any application. kindly assist...
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#apt-get install psi
Reading Package Lists... Done
Building Dependency Tree... Done
psi is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not
upgraded.
1 not fully installed or removed.
Need to get 0B of archives.
After unpacking 0B of additional disk space will be used.
Setting up exim (3.36-16) ...
install: invalid user `mail'
dpkg: error processing exim (--configure):
subprocess post-installation script returned error exit
status 1
Errors were encountered while processing:
exim
E: Sub-process /usr/bin/dpkg returned an error code (1)
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