I am just wondering about whats going on with these errors

It is on a 2.7g machine running xp pro sp3

mf939_ 00025_ 17-- Error 2/16/09 08:04:47 2/19/09 00:53:27 2.65 23.1 / 0.0
Result Log

<core_client_version>6.2.28</core_client_version>
<![CDATA[
<message>
Incorrect function. (0x1) - exit code 1 (0x1)
</message>
<stderr_txt>
ERROR:: Exit at: .\refold.cc line:342

</stderr_txt>
]]>


mf939_ 00034_ 17-- Error 2/16/09 08:04:44 2/18/09 21:45:06 1.04 9.1 / 0.0
Result Log

<core_client_version>6.2.28</core_client_version>
<![CDATA[
<message>
Incorrect function. (0x1) - exit code 1 (0x1)
</message>
<stderr_txt>
ERROR:: Exit at: .\read_paths.cc line:346

</stderr_txt>
]]>


mf939_ 00019_ 4-- Error 2/16/09 08:04:35 2/18/09 10:49:53 10.75 95.1 / 0.0
Result Log

<core_client_version>6.2.28</core_client_version>
<![CDATA[
<stderr_txt>
called boinc_finish

</stderr_txt>
<message>
<file_xfer_error>
<file_name>mf939_00019_4_0</file_name>
<error_code>-161</error_code>
</file_xfer_error>

</message>
]]>