how-to-fix-environment-errors.md

How to fix environment errors

1. ✘ Please change chain-data folder permission to 777.
   • Add permission to the chain-data folder by following the instructions in the Start a Node section point #2.
2. ✘ Please install NTP Time Server or reconfigure your NTP Time Server.
   • Install NTP Time Server by following the instructions.
3. ✘ Please install lsof or open your node port 9944.

   • Install lsof by following the commands:

     sudo apt-get update -y
     sudo apt-get install -y lsof
     

   • Check docker container opened ports by following the command:docker ps

   • Recreate the docker container by following the instructions in the Start a Node section point #6.