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Cannot read property '0' of undefined #14

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hoangnt2601 opened this issue Jun 26, 2018 · 0 comments

hoangnt2601 commented Jun 26, 2018

I run the following command:

truffle console
hash = web3.sha3("message")
web3.personal.sign(hash, web3.eth.account[0])
When I run the above commands I can not sign. It reported the following error "TypeError: Cannot read property '0' of undefined"
I'm using your chapter 4

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