# Hi all, We are getting from time to time the error visible in the title on our arrays. Can someone explain what it means ? Is the drive checking itself and finds some issues ? Sometimes the drives fail, and per NetApp KB drive should be replaced.
# https://kb.netapp.com/onprem/E-Series/Hardware/E-Series_single_drive_reporting_Drive_returned_check_conditions NetApp Knowledge Base E-Series single drive reporting Drive returned check conditions
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