I just noticed on my server in this folder / Programs Files/ Exchsrvr / MDBDATA / Thera are hundreds on log files being created : E0000BC3.log E0000BC4.log E0000BC5.log E0000BC6.log This started after Hurracaine Willma Shut the power off for 4 days and the server gained power on october 28. My qustion is regarding the importanc eof these files and why all of a suden they are being created each one is 5 megs and so far they have taken 5 Gigs of space. Can I just delete them? thanks Leonardo