Node errors
"double free or corruption (fasttop)" error in log
You need to update Ubuntu and restart the server.
"method not found" error in log
This is an empty request and doesn't interfere with the server.
Private key error
Make sure that a private key was formated to HEX. A correct private key in HEX-format starts from "307" beside "0x" in the beginning.
The page for validation private key - http://testpage.metahash.org/privete_key_validator.php
Node works properly but doesn't get the reward
Make sure that this server have enough RPS/QPS. Minimum for it - 2000.
Updated about 5 years ago