Checksum mismatch

[Hans Petter Selasky]

===>  Installing for transfig-3.2.5
===>   transfig-3.2.5 depends on executable: ppmtogif - not found
===>    Verifying install for ppmtogif in /usr/ports/graphics/netpbm
===>  WARNING: Vulnerability database out of date, checking anyway
=> netpbm-10.26.62.tgz doesn't seem to exist in /usr/ports/distfiles/.
=> Attempting to fetch from 
http://garr.dl.sourceforge.net/sourceforge/netpbm/.
netpbm-10.26.62.tgz                           100% of 2485 kB  379 kBps
===>  Extracting for netpbm-10.26.62
=> MD5 Checksum mismatch for netpbm-10.26.62.tgz.
=> SHA256 Checksum mismatch for netpbm-10.26.62.tgz.