This article will provide details on why machines would go into the Deleted Computers container, or suddenly disappear from the regular Computer Status Report.
When SEE Client is improperly deployed included inside of a "Golden Image", "Corporate Image", or "System Image" then it will result in the "ComputerID" value being the same for all machines. Hence the machines will not show up properly on the server.
Check the below registry path on the impacted machine to verify the computer ID.
HKEY_LOCAL_MACHINE\SOFTWARE\Encryption Anywhere\Framework\Client Database .
ComputerID key has value is "Name - computerid, Type - REG_SZ, Data - {XXXXXXXX-XXX-XXXX-XXXX-XXXXXXXXXXX} "
In order to remediate the systems having duplicate guide please reach out to Symantec Endpoint Encryption Support for further guidance.