Overview
While the users try to access their data, no emails are shown in the mailbox and the following entries appear in the Error logs:
FolderIndexTraitsImpl.cpp: Index error in folder ~username@domain.com/INBOX: The database disk image is malformed
FolderIndexTraitsImpl.cpp: Index error in folder ~username@domain.com/INBOX: Cannot open database
FolderIndexTraitsImpl.cpp: Index error in folder ~username@domain.com/INBOX: Unexpected error 26
The folder might be different from INBOX, such as Sent Items, Calendar, __cal__notify, Tasks, etc
Prerequisites
Admin access to the Kerio Connect server is required.
Diagnosis
The internal database file that is responsible for Folder indexing became inconsistent or broken. The search.fld file for the affected folder is corrupted.
Solution
-
Navigate to the Kerio store folder.
-
Navigate to the user's folder reported in the log. For example:
<kerio_store>/mail/<domain_name>/<username>/INBOX
-
Delete the
search.fld
file. -
Re-index the mailbox of the affected user.
Confirmation
The error log does not show the error entries.