Hello
I got error while trying to ceritficate.
In my certificate folder i don't have 
www.netkyyti.fi.crt  file, so is that the reason?
Jari
[ 1/16/18-12:04:42]  Unable to get certificate - Challenge was invalid
[ 1/16/18-12:04:42]  Status: "invalid"
[ 1/16/18-12:04:42]  Checking Status
[ 1/16/18-12:04:37]  Status: "pending"
[ 1/16/18-12:04:37]  Checking Status
[ 1/16/18-12:04:36]  Notify Server Challenge is Ready
[ 1/16/18-12:04:36]  LE Server will now fetch 
http://www.netkyyti.fi:80/.well-known/acme-challenge/C4cGfKJruOS11cSL8GxL5g97nzgY3B-EWqSKuKgPBH0[ 1/16/18-12:04:36]  Challenge Token Saved C:\Netkyyti\web\.well-known\acme-challenge\C4cGfKJruOS11cSL8GxL5g97nzgY3B-EWqSKuKgPBH0
[ 1/16/18-12:04:36]  Authorize Request 
www.netkyyti.fi[ 1/16/18-12:04:35]  Registering Account softmade at  
https://acme-v01.api.letsencrypt.org/acme/new-reg[ 1/16/18-12:04:34]  C:\Netkyyti\certificates\www.netkyyti.fi.crt does not exist
[ 1/16/18-12:04:34]  Created C:\Netkyyti\certificates\www.netkyyti.fi.csr
[ 1/16/18-12:04:33]  Created C:\Netkyyti\certificates\www.netkyyti.fi.key
[ 1/16/18-12:04:01]  Created C:\Netkyyti\certificates\softmade-LE.key
[ 1/16/18-12:03:47]  Created C:\Netkyyti\certificates\softmade-CA.crt
[ 1/16/18-12:03:47]  Created C:\Netkyyti\certificates\softmade-CA.key