Tech

How to fix “Fatal: blockchain db err: resource temporarily unavailable”

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Error

% geth console
Fatal: blockchain db err: resource temporarily unavailable
zsh: exit 1 geth console

Reason

You will get this error if you try to run more than one instance of geth with the same data directory because the database is already in use.

How to fix

  • kill other process
  • reboot

for search

  • ethereum, geth
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