Can't deploy to any workstations anymore. Event log on workstations reports the folloing two errors .

[ZENPreAgent.VerifiableURI.verify(Int64 nRead)
]
msi/CASA.msi

SIZE mismatch:
expected: 1897984
found: 1933312


ZENPreAgent.VerifiableURI._retrieve(Boolean shouldVerify, Boolean keepOpen)
]
read failed for: msi/CASA.msi

D:\Novell\ZENworks\install\downloads\msi\casa.msi reports as 1,888 KB dated 1/23/2008

Not sure what I am missing???