user81573: How to solve above title problem?
I first started with bitcoin as regtest.
Now I want to launch bitcoin as -testnet.
So I did like 
root@q352-3023-vps:~/.bitcoin# bitcoind -testnet -daemon
but above error..

user81573: So this was because .conf file has line of regtest=1

81573: <p>How to solve above title problem?</p>

<p>I first started with bitcoin as regtest.</p>

<p>Now I want to launch bitcoin as -testnet.</p>

<p>So I did like </p>

<p>root@q352-3023-vps:~/.bitcoin# bitcoind -testnet -daemon</p>

<p>but above error..</p>
 81573: <p>So this was because .conf file has line of regtest=1</p>
