Fingerprint Does Not Match

When the evaluation on an individual parameter fails. In this example, it is Operating system Parameters.

Device Fingerprint Evaluation Trace

Evaluating device fingerprint for user: cn=admin,o=novell
Correlation ID: NA
Currently fetched device info: {"cpuArchitecture":{"cpuArchitecture_cpuArchitecture":"amd64"},"deviceLanguage":{"deviceLanguage_deviceDefaultLanguage":"en-US","deviceLanguage_deviceLanguageSet":"en-US,en"},"navigatorPlatform":{"navigatorPlatform_navigatorPlatform":"Linux x86_64"},"operatingSystem":{"operatingSystem_osVersion":"x86","operatingSystem_osName":"Linux"},"userAgent":{"userAgent_uaVersion":"39.0","userAgent_uaName":"Firefox"},"webglData":{},"nonce":"1470328154673","deviceType":"NA$NA$NA","dnt":"NA","navigatorConcurrency":"NA","deviceTouchPoints":"NA","colorDepth":24}
Total number of known devices to compare against: 1
Overall Result: Mismatch
*************Summary of comparison against known device*************
Evaluation Result: Mismatch
Device Fingerprint: {"deviceType":"NA$NA$NA","deviceLanguage_deviceDefaultLanguage":"en-US","userAgent_uaVersion":"39.0","lastUsageTime":"1470328017123","cpuArchitecture_cpuArchitecture":"amd64","dnt":"NA","nonce":"1470328016641","operatingSystem_osVersion":"x86_64","deviceLanguage_deviceLanguageSet":"en-US,en","userAgent_uaName":"Firefox","navigatorConcurrency":"NA","deviceTouchPoints":"NA","navigatorPlatform_navigatorPlatform":"Linux x86_64","colorDepth":"24","operatingSystem_osName":"Linux"}
Failure Cause: At least one mandatory attribute failed match/is unavailable.
Offending Mandatory Attribute: operatingSystem_osVersion
***************End of comparison against known device***************
***************************Trace End*************************
 </amLogEntry>
<amLogEntry> 2016-08-04T16:29:36Z DEBUG NIDS Application: 
Method: RiskManager.evaluateRisk
Thread: http-nio-164.99.184.39-8443-exec-1
DFPRule : false </amLogEntry> <amLogEntry> 2016-08-04T16:29:36Z DEBUG NIDS Application: 
Method: RiskManager.evaluateRisk
Thread: http-nio-164.99.184.39-8443-exec-1
Rule considered for risk score: DFPRule </amLogEntry>
<amLogEntry> 2016-08-04T16:29:36Z DEBUG NIDS Application: 
Method: RiskManager.evaluateRisk
Thread: http-nio-164.99.184.39-8443-exec-1
traceList:    RL~groupName~GeneralGP~ruleCount~1~Success~riskScore~55
RU~~DFPRule~~negateResult~false~exceptionRule~false~result~false~
 </amLogEntry>