To create a new event source in EventLog

create a new entry in registry under "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application

" tag.

Step 1. Type regedit in run

Step 2. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Application

Step 3. Create a new key under application tag. "<Name of the source>"

Step 4. Done.