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Sensor - Instances not found

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I have four sensors that are giving the same exact alert. What do i need to do to rectify this?

Physical Disk: Percent Disk Time 3
Physical Disk: Disk Writes/sec 3
Physical Disk: Disk Reads/sec 3
Physical Disk: Current Disk Queue Length 3
----- alert:
Instance(s) not found: "Win32_PerfRawData_PerfDisk_PhysicalDisk\3" (code: PE236)

instance-s--not-found pe236 sensor

Created on Apr 4, 2017 2:41:29 PM by  rickyjohnson (0) 1

Last change on Apr 6, 2017 9:21:15 AM by  Stephan Linke [Paessler Support]



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Has the disk setup of the target host changed by any chance? Is this disk still there when recreating the sensors?

Created on Apr 6, 2017 9:21:52 AM by  Stephan Linke [Paessler Support]



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