Discovery error on APC Smart-UPS SRT 5000 UPS 10.1 (1D1020)

Version of Observium: CE 22.5.12042

(note that I could not select CE-22.5 because it doesn't exist in the options for "Affects Version/s").

Upon adding a new APC UPS SRT 5k, the discovery of it is throwing the following errors:

CMD[/usr/bin/snmpbulkwalk -v3 -l 'authPriv' -n '' -x 'AES' -X 'hidden' -a 'SHA' -A 'hidden' -u 'hidden' -Pud -OQUs -m PowerNet-MIB -M /opt/observium/mibs/rfc:/opt/observium/mibs/net-snmp:/opt/observium/mibs/apc 'udp':'17hig2au01.cmhc.org':'161' uioSensorStatusTable]

Wrong process status! Issue in proc_get_status(), see: https://bugs.php.net/bug.php?id=69014
CMD EXITCODE[0]
CMD RUNTIME[0.0994s]
STDOUT[
uioSensorStatusPortID.1.1 = 1
uioSensorStatusSensorID.1.1 = 1
uioSensorStatusSensorName.1.1 = "Port 1 Temp 1"
uioSensorStatusSensorLocation.1.1 = "Port 1"
uioSensorStatusTemperatureDegF.1.1 = 68
uioSensorStatusTemperatureDegC.1.1 = 20
uioSensorStatusHumidity.1.1 = -1
uioSensorStatusViolationStatus.1.1 = 0
uioSensorStatusAlarmStatus.1.1 = uioNormal
uioSensorStatusCommStatus.1.1 = commsOK
]
SNMP STATUS[TRUE]
PHP Fatal error:  Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /opt/observium/includes/discovery/sensors/powernet-mib.inc.php:1438
Stack trace:
#0 /opt/observium/includes/discovery/sensors/powernet-mib.inc.php(1438): in_array('Port 1 Temp 1', NULL)
#1 /opt/observium/includes/include-dir-mib.inc.php(48): include('/opt/observium/...')
#2 /opt/observium/includes/discovery/sensors.inc.php(52): include('/opt/observium/...')
#3 /opt/observium/includes/discovery/functions.inc.php(977): include('/opt/observium/...')
#4 /opt/observium/discovery.php(198): discover_device(Array, Array)
#5 {main}
  thrown in /opt/observium/includes/discovery/sensors/powernet-mib.inc.php on line 1438

Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /opt/observium/includes/discovery/sensors/powernet-mib.inc.php:1438
Stack trace:
#0 /opt/observium/includes/discovery/sensors/powernet-mib.inc.php(1438): in_array('Port 1 Temp 1', NULL)
#1 /opt/observium/includes/include-dir-mib.inc.php(48): include('/opt/observium/...')
#2 /opt/observium/includes/discovery/sensors.inc.php(52): include('/opt/observium/...')
#3 /opt/observium/includes/discovery/functions.inc.php(977): include('/opt/observium/...')
#4 /opt/observium/discovery.php(198): discover_device(Array, Array)
#5 {main}
  thrown in /opt/observium/includes/discovery/sensors/powernet-mib.inc.php on line 1438