Werk #7797: fsc_fans: Do not discover fans for which the SNMP agent sends 'NULL'
| Component | Checks & agents |
| Title | fsc_fans: Do not discover fans for which the SNMP agent sends 'NULL' |
| Date | Jun 13, 2019 |
| Checkmk Edition | Checkmk Raw (CRE) |
| Checkmk Version | 1.5.0p19 1.6.0b2 2.0.0i1 |
| Level | Trivial Change |
| Class | Bug Fix |
| Compatibility | Compatible - no manual interaction needed |
