Werk #15456: mailbox: Fix exchangelib warning in the service summary
| Component | Checks & agents |
| Title | mailbox: Fix exchangelib warning in the service summary |
| Date | Mar 10, 2023 |
| Checkmk Edition | Checkmk Raw (CRE) |
| Checkmk Version | 2.1.0p25 2.2.0b1 2.3.0b1 |
| Level | Trivial Change |
| Class | Bug Fix |
| Compatibility | Compatible - no manual interaction needed |
Previously, a warning "WARNING:exchangelib.account:Failed to guess local timezone. Fallback to UTC" was shown in the mailbox service summary on some of the Checkmk servers.
