What does "<File> not found in zip <File.zip>" warining message in backup log mean ?

[mfrappier001]

may have over 300 message like:
[1/24/2011 12:21:11 AM] Warning: File "C:\Notes\Data\as_MFrappier7.nsf" not found in zip "B:\Bck4All\M090469_T61_C_Incr\48_C001.zip"

In my backup log files. Backup status reports Successful.

Would like to know what this warning message means ?

Thanks

[Support]

Hi,

Please send us the last backup log from View->Job Logs->Last backup log to support[at]backup4all[dot]com