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CAIQUM-7125: Cluster discovery fails due to missing serial numbers in license key field

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active-iq-unified-manager
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om
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Issue

In AIQUM GUI when trying to discover the cluster operation state shows Discovery Failed status.
In the au.log the following error shows the License key field value for the cluster in discovery is missing.
java.lang.NullPointerException: license key field 'serial_number' may not be null.
What are the notable log files and their respective locations for Active IQ Unified Manager?

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