Eos: Unknown action buyrambytes in contract eosio

[OracleChain]

cleos -u http://127.0.0.1:8888/ --wallet-url http://127.0.0.1:8890/ system newaccount eosio voter EOS8cMSi7eiGXC8oWcNfYFf83BRToBoKS4Dp46ERA6Hkb1cCwMn42 EOS8cMSi7eiGXC8oWcNfYFf83BRToBoKS4Dp46ERA6Hkb1cCwMn42 --stake-net '50.00 EOS' --stake-cpu '50.00 EOS'
Error 3050000: action exception
Error Details:
Unknown action buyrambytes in contract eosio

"actions": [{
      "name": "buyrambytes",
      "type": "buyrambytes",
      "ricardian_contract": ""
   },{

[moskvanaft]

It seems like you have not installed system contract. cleos commands starting with "system" work only if you have system contract installed (I just checked - it works with latest master).
Without system contract installed you should use cleos create account.

[OracleChain]

@moskvanaft
cleos -u http://127.0.0.1:8888/ --wallet-url http://127.0.0.1:8890/ get code eosio.system
code hash: eb0973fd9a7920892800150d76f9a64f88e771de713692287d65769d326d9dbc

[wypsanity]

I have same exception.do you solve this?

[mbassan]

Same here.... This has been the hardest coin I have worked with by far. Nothing works as expected.