You seem to be set-up ok but if you're going to solo-mine you need to be fully synced with the network. This is because mining a block requires info from the latest block.
This line tells you that you're not synced: stacktrace:INFO Height: 105797/1358660 (7.8%) on mainnet
stacktrace:INFO Height: 105797/1358660 (7.8%) on mainnet