agent deployment fails with error 'Interface not supported'

Versions / Builds Affected

LanGuard 12 (20160419)

Status

Open

Problem Summary

- The agent deployment fails in LanGuard 12

TT / JIRAID

GFIL-583

How to Identify

- The attendant log shows the following error: 2016-04-29,10:03:51,580,1,"#00000458","#0000177c","error ","AgentManagerPlugin","TAgentDeploymentThread.Execute - Error EIntfCastError: 'Interface not supported'. at 50074754 [System][Sysutils.EHeapException.RaisingException]. Process C:\Program Files (x86)\GFI\LanGuard 12 Agent\lnssatt.exe (1112). Location of catch at 45F4D0 [UAgentDeploymentThread][UAgentDeploymentThread.TAgentDeploymentThread.Execute] 50074754 [System][Sysutils.EHeapException.RaisingException] 77C6FE71 [ZwWow64CallFunction64] 77C6FE43 [ZwWow64CallFunction64] 77C9D0BF [Unknown function at LdrUnloadDll] 7752A85C [Unknown function at NdrExtStubInitialize] 77AB6CFD [Unknown function at NdrClientCall2] 77AB6D4A [Unknown function at NdrClientCall2] 77AB6C71 [NdrClientCall2] 77AB6C8F [NdrClientCall2]."

Workaround / Fix Details

- close the console - stop the services - open the command prompt (in elevated mode) - run the following cmd (adjust the path if required): regsvr32 "c:\Program Files (x86)\GFI\LanGuard 12\agentmanagercom.dll" - re-start the services - re-open the console - check if agents are starting to be deployed

Required Actions

- apply fix - issue may be caused by blocked installer file