Hello,
the rule set to check for duplicate pc "MAC and Serial", is often not applied correctly.
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Some PCs are inventoried as duplicates even with the same "MAC and Serial"
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In activity.log i have this information:
Tue Oct 6 11:06:26 2020;53692;517;PCXY-2020-09-30-07-34-54;OCS-NG_WINDOWS_AGENT_v2.6.0.0;duplicate;replacing_error
OCS Server 2.7
OS Ubuntu 18.04 LTS