Circular logging is enabled on the mailbox database '{1}' on server '{0}' . Circular logging is disabled by default. By enabling ...

Circular logging is enabled on the mailbox database '{1}' on server '{0}' . Circular logging is disabled by default. By enabling it, you reduce drive storage space requirements. However, without a complete set of transaction log files, you can't recover data more recent than the last full backup. Circular logging isn't recommended when there are fewer than three database copies. Click on the link 'get help fixing this issue' in the actions pane located on the right side of the screen for assistance.