Werk #13002: Hitachi drive exception during discovery
| Component | Checks & agents |
| Title | Hitachi drive exception during discovery |
| Date | Jul 1, 2021 |
| Checkmk Edition | Checkmk Raw (CRE) |
| Checkmk Version | 2.0.0p7 2.1.0b1 |
| Level | Trivial Change |
| Class | Bug Fix |
| Compatibility | Compatible - no manual interaction needed |
Fixed the exception: TypeError: unhashable type: 'list' during discovery and checking
