Need to get 0 B/26.3 MB of archives.
After this operation, 147 MB of additional disk space will be used.
(Reading database ... 78047 files and directories currently installed.)
Unpacking webmin (from .../archives/webmin_1.760_all.deb) ...
dpkg-deb (subprocess): decompressing archive member: internal gzip read error: '<fd:4>: incorrect data check'
dpkg-deb: error: subprocess <decompress> returned error exit status 2
dpkg: error processing /var/cache/apt/archives/webmin_1.760_all.deb (--unpack):
 subprocess dpkg-deb --fsys-tarfile returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/webmin_1.760_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)