java -jar -Xmx4G ergo-4.0.103.jar --mainnet -c ergo.conf
08:12:51.085 INFO [main] org.ergoplatform.ErgoApp - Running with args: Args(Some(ergo.conf),Some(MainNet))
08:12:51.106 INFO [main] o.e.settings.ErgoSettings$ - Running in mainnet network mode
08:12:51.106 WARN [main] o.e.settings.ErgoSettings$ - NO CONFIGURATION FILE WAS PROVIDED. STARTING WITH DEFAULT SETTINGS!
Exception in thread "main" com.typesafe.config.ConfigException$Missing: C:\Users\User\AppData\Local\Temp\mainnet.conf: 1: No configuration setting found for key 'ergo.directory'