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# 38 Upgrade notes for 6.0.28

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#### Guest user authorization

Automatic login for the guest user has been removed. After this change, the guest user will need to log in like any other user. Previously, a guest could immediately get to almost any monitoring or reporting page without going through authorization.

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#### Invalid regular expression in proc.* items

**proc.\*** agent items will now become 'not supported' if an invalid regular expression is supplied.

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