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May 23rd, 2018
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  1. Short summary what I didn‘t learn from the dokumentation
  2.  
  3. 1; Mining :
  4. Make sure before you start mining in Testnet that the complete blockchain
  5. are downloade to your system ( RINKEBY & ROPSTEN TESTNET ).
  6. For Production it‘s clerar that you need complete chain.
  7. After your firs Mining you can see that the wallet starts again
  8. downloading all blocks for TESTNET . That make me crazy.
  9.  
  10.  
  11. 2; Try to transfer ETHER between accounts Fail:
  12. see pic in comments
  13.  
  14. Try on commandline:
  15.  
  16. Close wallet
  17. Start Terminal
  18. geth --datadir /home/gert/.ethereum/testnet --nodiscover --networkid 1999 --ipcdisable console
  19.  
  20. Check accounts
  21. > eth.accounts
  22. ["0x83bcaff1a0e2995c4d9adb72e0ee87350d6f0f27", "0x860d241f243b82bd370b286ef684fcbb3a84e5f5"]
  23.  
  24. check Balance 115 Ether must be there
  25. web3.fromWei(web3.eth.getBalance('0x83bcAfF1a0e2995c4d9adb72e0EE87350D6f0F27'));
  26.  
  27. Balance is 0
  28.  
  29.  
  30. Close Terminal
  31.  
  32. Open Wallet again and all ether are gone:
  33. see last pic in comments
  34.  
  35. WHO CAN HELP ??????
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