Recent questions tagged blockchain

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1 answer

Hyperledger Composer cant find business card.

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 922 views
0 votes
1 answer

Hyperledger fabcar: node enrollAdmin.js error

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 1,386 views
0 votes
1 answer

How to get TimeStamps in Hyperledger Composer?

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 1,452 views
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1 answer

Cant query in Hyperledger Composer

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 886 views
+1 vote
4 answers

Hyperledger: Cannot compile chaincode, cannot find package error

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 13,094 views
+1 vote
5 answers

Hyperledger Fabric: Error cryptogen tool

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 3,670 views
0 votes
1 answer

Hyperledger Composer Incompatible versions error

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 587 views
0 votes
1 answer

Go ethereum: Gradle sync error

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 808 views
0 votes
1 answer

Mining in private net: Balance not increasing

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 681 views
0 votes
1 answer

How to run smart contract function using nethereum to return a result?

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 2,153 views
0 votes
1 answer

Truffle init: Error: Cannot find module 'original-require'

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 2,094 views
0 votes
1 answer

Ethereum Mist: Compiling Error with sha3

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,184 views
0 votes
2 answers

Ethereum function completed not event not showing up

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,011 views
0 votes
1 answer

Ethereum serpent version conflict error.

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 488 views
0 votes
1 answer

Ethereum Node Connection: TypeError: Cannot read property 'version' of undefined

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 2,036 views
0 votes
1 answer

Hyperledger Fabric v1.0 setup on multiple machines

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 1,597 views
0 votes
1 answer

Hyperledger fabric: curl not working to invoke chaincode

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 1,242 views
0 votes
1 answer

Nodejs cannot access Hyperledger composer shows error

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 899 views
0 votes
1 answer

re hyperledger's node/sdk: there is no typing definition( index.d.ts )

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 939 views
0 votes
1 answer

Ethereum truffle MetaCoin : 'intrinsic gas too low' error

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 1,412 views
0 votes
1 answer

PHP IPC with geth Ethereum: How to communicate with client?

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 1,985 views
0 votes
1 answer

Not able to invoke a contract in Ethereum Private chain using geth

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 1,123 views
0 votes
1 answer

Web3js: how to catch ethereum contract exception?

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 2,330 views
0 votes
1 answer

Solidity Web3js: Invalid number of arguments to Solidity function error

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 2,969 views
0 votes
1 answer

How to read the ETH value and other token values from an account?

Oct 22, 2018 in Blockchain by digger
 • 26,740 points • 972 views
+1 vote
4 answers

Installing Nodejs: sh: node: command not found error

Oct 22, 2018 in Blockchain by digger
 • 26,740 points • 26,091 views
0 votes
1 answer

Web3: No provider set error

Oct 22, 2018 in Blockchain by digger
 • 26,740 points • 2,206 views
+1 vote
3 answers

Not able to read a file from my assets folder

Oct 22, 2018 in Blockchain by digger
 • 26,740 points • 7,144 views
0 votes
1 answer

Solidity: How to return id from hash value?

Oct 22, 2018 in Blockchain by digger
 • 26,740 points • 2,561 views
+1 vote
1 answer

Using bccsp instance from chaincode

Oct 22, 2018 in Blockchain by sabby
 • 4,370 points • 835 views
0 votes
1 answer

Hyperledger on Kubernetes - How can Kubernetes be aware of Chaincode container

Oct 22, 2018 in Blockchain by sabby
 • 4,370 points • 1,629 views
0 votes
1 answer

Can one contract own tokens of another contract?

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,555 views
0 votes
1 answer

How to install v1.7.3. of Geth using ppa?

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,299 views
0 votes
1 answer

How to get ethereum contract public variables?

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 2,082 views
+1 vote
1 answer

Return array of struct from a solidity function: "Expected type name function getPurchaseOrderForVendor" error

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 5,307 views
0 votes
1 answer

sellprice and buyprice fixing in smart contract.

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 683 views
0 votes
1 answer

Integrating web3 in cloud functions module

Oct 17, 2018 in Blockchain by sabby
 • 4,370 points • 1,192 views
+4 votes
2 answers

Warning: Invoking events without “emit” prefix is deprecated while truffle compile

Oct 15, 2018 in Blockchain by digger
 • 26,740 points • 1,953 views
0 votes
1 answer

How to set the hex-encoded data field in a Web3j Ethereum transaction?

Oct 15, 2018 in Blockchain by digger
 • 26,740 points • 3,120 views
0 votes
1 answer

How to handle smart contract transaction express nodejs?

Oct 15, 2018 in Blockchain by digger
 • 26,740 points • 2,080 views
0 votes
1 answer

Ethereum nodejs: Unhandled rejection Error: Invalid JSON RPC response

Oct 15, 2018 in Blockchain by digger
 • 26,740 points • 2,591 views
0 votes
1 answer

Ethereum solidity: Unable to get value from another contract

Oct 15, 2018 in Blockchain by digger
 • 26,740 points • 1,775 views
0 votes
1 answer

What is the default network that truffle migrates to when the config has 2 networks?

Oct 15, 2018 in Blockchain by slayer
 • 29,370 points • 1,737 views
0 votes
1 answer

Ethereum nodejs: Contract address returning as undefined in console

Oct 15, 2018 in Blockchain by slayer
 • 29,370 points • 1,985 views
0 votes
1 answer

How to save complex object in the contract in solidity

Oct 15, 2018 in Blockchain by slayer
 • 29,370 points • 3,703 views
0 votes
1 answer

Solidity geth: Error encountered during contract execution [Bad instruction]

Oct 15, 2018 in Blockchain by slayer
 • 29,370 points • 1,598 views
0 votes
1 answer

UnhandledPromiseRejectionWarning: Insufficient funds error in Ethereum: NodeJS web3

Oct 15, 2018 in Blockchain by slayer
 • 29,370 points • 1,491 views
0 votes
1 answer

Solidity: logical AND outputs parser error

Oct 12, 2018 in Blockchain by sabby
 • 4,370 points • 1,794 views
0 votes
1 answer

How do Ethereum node compete for blocks?

Oct 12, 2018 in Blockchain by sabby
 • 4,370 points • 1,018 views
0 votes
1 answer

How to force gradle to take UTF-8 encoding instead of operating system default encoding?

Oct 12, 2018 in Blockchain by sabby
 • 4,370 points • 7,448 views
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