Recent questions tagged blockchain

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1 answer

Hyperledger Fabric : How to initialise a 2D array in .cto file?

Oct 30, 2018 in Blockchain by digger
 • 26,740 points • 732 views
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1 answer

Hyperledger fabric: Unable to query result

Oct 30, 2018 in Blockchain by digger
 • 26,740 points • 1,060 views
0 votes
1 answer

Hyperledger Fabric: orderer launching fails with error "panic: Error reading configuration:Unsupported Config Type"

Oct 30, 2018 in Blockchain by digger
 • 26,740 points • 2,122 views
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1 answer

Hyperledger Composer: Failed to load connector module “composer-connector-undefined” for connection type “undefined”

Oct 30, 2018 in Blockchain by digger
 • 26,740 points • 1,106 views
0 votes
1 answer

Angular: How to display ngModel Object In Html Template?

Oct 30, 2018 in Blockchain by digger
 • 26,740 points • 2,889 views
0 votes
1 answer

How to issue regular payouts to multiple wallets?

Oct 30, 2018 in Blockchain by Perry
 • 17,100 points • 870 views
0 votes
1 answer

Unable to change a state variable in a contract

Oct 30, 2018 in Blockchain by Perry
 • 17,100 points • 567 views
+3 votes
1 answer

When I ran truffle init, I got this error:

Oct 29, 2018 in Blockchain by Davidala
 • 150 points • 835 views
0 votes
3 answers

Hyperledger fabric: Cant connect peer to channel

Oct 29, 2018 in Blockchain by digger
 • 26,740 points • 4,448 views
0 votes
1 answer

HyperledgerFabric : *SampleChaincode does not implement shim.Chaincode error

Oct 29, 2018 in Blockchain by digger
 • 26,740 points • 856 views
0 votes
1 answer

Hyperledger Composer: How to save deployments?

Oct 29, 2018 in Blockchain by digger
 • 26,740 points • 848 views
+1 vote
2 answers

Hyperledger Java SDK Client Event Listener to register and listen Blocks

Oct 29, 2018 in Blockchain by digger
 • 26,740 points • 3,360 views
0 votes
1 answer

Where is the cryptogen tool in fabric?

Oct 29, 2018 in Blockchain by digger
 • 26,740 points • 2,970 views
0 votes
1 answer

Hyperledger Fabric: cp: cannot stat ‘build/docker/gotools/bin/protoc-gen-go’: No such file or directory

Oct 29, 2018 in Blockchain by slayer
 • 29,370 points • 1,930 views
0 votes
4 answers

Hyperledger Fabric: Error: 2 UNKNOWN: access denied: channel [contentbackchainchannel] creator org

Oct 29, 2018 in Blockchain by slayer
 • 29,370 points • 5,248 views
0 votes
1 answer

Hyperledger fabric: vagrant up in devenv fails

Oct 29, 2018 in Blockchain by slayer
 • 29,370 points • 667 views
0 votes
1 answer

Hyperledger-Composer: Error: Object with ID 'undefined' in collection with ID 'chaincodes' does not exist

Oct 29, 2018 in Blockchain by slayer
 • 29,370 points • 2,412 views
0 votes
1 answer

Cant extract hyperledger artifacts

Oct 29, 2018 in Blockchain by slayer
 • 29,370 points • 567 views
0 votes
1 answer

How to reduce a random hash to a boolean value

Oct 26, 2018 in Blockchain by Prerna
 • 1,960 points • 835 views
0 votes
1 answer

Are Ethereum contract function securable?

Oct 26, 2018 in Blockchain by Prerna
 • 1,960 points • 821 views
0 votes
1 answer

Hyperledger Fabric: Cant create channel on peer

Oct 26, 2018 in Blockchain by slayer
 • 29,370 points • 1,383 views
0 votes
1 answer

Hyperledger Composer: Error trying to instantiate composer runtime.

Oct 26, 2018 in Blockchain by slayer
 • 29,370 points • 823 views
0 votes
1 answer

Hyperledger Fabric: ./byfn.sh -m up failed

Oct 26, 2018 in Blockchain by slayer
 • 29,370 points • 983 views
0 votes
1 answer

Hyperledger Fabric: Not able to access user attribute using Attribute Based Access Control (ABAC)

Oct 26, 2018 in Blockchain by slayer
 • 29,370 points • 2,850 views
0 votes
2 answers

Hyperledger: ./byfn.sh -m up gives error

Oct 26, 2018 in Blockchain by slayer
 • 29,370 points • 1,289 views
0 votes
1 answer

Hyperledger Composer cant find business card.

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 860 views
0 votes
1 answer

Hyperledger fabcar: node enrollAdmin.js error

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 1,331 views
0 votes
1 answer

How to get TimeStamps in Hyperledger Composer?

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 1,369 views
0 votes
1 answer

Cant query in Hyperledger Composer

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 823 views
+1 vote
4 answers

Hyperledger: Cannot compile chaincode, cannot find package error

Oct 26, 2018 in Blockchain by digger
 • 26,740 points • 12,819 views
+1 vote
5 answers

Hyperledger Fabric: Error cryptogen tool

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 3,557 views
0 votes
1 answer

Hyperledger Composer Incompatible versions error

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 535 views
0 votes
1 answer

Go ethereum: Gradle sync error

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 753 views
0 votes
1 answer

Mining in private net: Balance not increasing

Oct 24, 2018 in Blockchain by digger
 • 26,740 points • 644 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 • 2,091 views
0 votes
1 answer

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

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,995 views
0 votes
1 answer

Ethereum Mist: Compiling Error with sha3

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,127 views
0 votes
2 answers

Ethereum function completed not event not showing up

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 927 views
0 votes
1 answer

Ethereum serpent version conflict error.

Oct 24, 2018 in Blockchain by slayer
 • 29,370 points • 457 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 • 1,965 views
0 votes
1 answer

Hyperledger Fabric v1.0 setup on multiple machines

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 1,528 views
0 votes
1 answer

Hyperledger fabric: curl not working to invoke chaincode

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 1,153 views
0 votes
1 answer

Nodejs cannot access Hyperledger composer shows error

Oct 23, 2018 in Blockchain by sabby
 • 4,370 points • 843 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 • 859 views
0 votes
1 answer

Ethereum truffle MetaCoin : 'intrinsic gas too low' error

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 1,344 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 • 1,851 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 • 1,040 views
0 votes
1 answer

Web3js: how to catch ethereum contract exception?

Oct 22, 2018 in Blockchain by slayer
 • 29,370 points • 2,279 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 • 2,887 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 • 892 views
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