got similar reports in CPI 3.3.0.0.342 triggerd from our Cisco Virtual Wireless Controller (8.2.121.12), despite no changes being made (at least not manually or by intention)
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Virtual Domain: ROOT-DOMAIN
PI has detected one or more alarms of category Change Audit and severity Information in Virtual Domain ROOT-DOMAIN
for the following items:
1. Timestamp: 2018-03-07 10:28:26.204
Message: User Name : root Configuration change description: The modified attributes, their values Prime Infrastructure and Controller are as follows: floorLabel, UNKNOWN, 1454680379655
Device: 10.xx.xxx.xx (Cisco Virtual Wireless Controller IP address here)
(6 times)
E-mail will be suppressed up to 30 minutes for these alarms.