a total of 24 tasks from jan 2 and jan 4 had this error

Exit status -186 (0xffffff46)
Computer ID 871217
Report deadline 14 Jan 2009 12:01:09 UTC
CPU time 0
stderr out

<core_client_version>6.4.5</core_client_version>
<![CDATA[
<message>
WU download error: couldn't get input files:
<file_xfer_error>
<file_name>boinc_mfr_aaAT01_03_05.200_v1_3.gz</file_name>
<error_code>-119</error_code>
<error_message>MD5 check failed</error_message>
</file_xfer_error>

</message>
]]>