Questions tagged [geth-debugging]

242 questions
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Private Ethereum Cluster showing ENR Errors

I am trying to run a 3 node cluster, 1 among three is miner. When I try to make sendTransation its seems be signed but seems to halt forever with message signed and must wait for others. The logs also show ENR request failed which doesnt seems…
Bikram
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ERC20 contract estimates gas used

I'm new in blockchain and ethereum, And I tried to transfer contract tokens and estimate needs gas(eth) there was the error response when address ETH balance not enough > eth.estimateGas({from:"0x717af978a95f60f61f6fd187001d9877fcac839b",…
XiaoXiao
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To store and retreive data using geth!

I am trying to deploy my contract using geth. Contract goes like this : pragma solidity ^0.5.0; contract hier { uint i; uint ur=0; bytes15[2][20] public UserRole; function user_role_assignment(bytes15[] memory a) public { …
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How to capture opcode executed for a transaction

In remix debug mode, we can see opcodes executed line by line for a transaction, is there any way we can print the list of opcode and their corresponding line number(maybe memory address?) when executing a transaction locally on a Geth client…
Huadong Feng
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getting --> Fatal: invalid genesis file: invalid character '/' looking for beginning of object key string

I'm just getting started with this. I started by reading this collection of articles: https://medium.com/m/global-identity?redirectUrl=https://hackernoon.com/heres-how-i-built-a-private-blockchain-network-and-you-can-too-62ca7db556c0 The syntax…
user3718738
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geth account import in gethjs console

I can´t execute geth account import command in gethjs console. What is the comand equivalent?? any help?? Thx
UnexpectedCharacter
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