Werk #7410: vbox_guest: Fixed handling of empty values
| Component | Checks & agents |
| Title | vbox_guest: Fixed handling of empty values |
| Date | May 20, 2019 |
| Checkmk Edition | Checkmk Raw (CRE) |
| Checkmk Version | 1.5.0p17 1.6.0b1 |
| Level | Trivial Change |
| Class | Bug Fix |
| Compatibility | Compatible - no manual interaction needed |
Empty agent output for "/VirtualBox/GuestInfo/OS/ServicePack" resulted in permanent state "No guest additions installed". This has been fixed.
