DeviceLock Management Console can not be loaded to 'mmc.exe' with the following error: "Unable to locate DLAPI.DLL".
The error indicates that the 'DLAPI.DLL' component is either absent or was not registered properly.
1. Make sure that the 'DLAPI.DLL' file is available in 'C:\Windows\system32' folder
2. Execute the following command: 'regsvr32 dlapi.dll'
3. Make sure that the problem computer does not have any software blocking access to 'unknown' MMC snap-ins installed.