Trending questions in Blockchain

0 votes
3 answers

Cannot find module 'fabric-network' - is my application installation done wrong?

First, install grpc and run it: $ npm ...READ MORE

1 day ago in Blockchain by John
 • 36 views
+1 vote
1 answer

How the data stored in the blockchain is verified?

Hey @mayukha. When a transaction is is ...READ MORE

1 day ago in Blockchain by Rajendra
 • 14 views
0 votes
1 answer

ERROR: for cli UnixHTTPConnectionPool(host='localhost, port=None) Read time out log_timeout_error()

Can't give proper solution without knowing what ...READ MORE

6 days ago in Blockchain by Rishi
 • 14 views
+1 vote
1 answer

truffle compile

Try running the truffle commands as root. ...READ MORE

May 9 in Blockchain by Omkar
 • 65,840 points • 16 views
0 votes
1 answer

Module not found: Can't resolve './truffle-contract/build/contracts

Hey! Firstly, there seems to be a ...READ MORE

May 9 in Blockchain by Omkar
 • 65,840 points • 9 views
0 votes
1 answer

What is the use of role when registering user in Hyperledger Fabric

When you register a user, that user ...READ MORE

May 2 in Blockchain by Raj
 • 103 views
0 votes
1 answer

Unable to bring up first network in hyperledger fabric

I think there's a conflict with docker ...READ MORE

May 2 in Blockchain by Karan
 • 21 views
0 votes
1 answer

Not able to connect to Ethereum client.

There is another way to link it. ...READ MORE

Apr 28 in Blockchain by Aashish Pasricha
 • 22 views
0 votes
1 answer

How can i import the csv/excel files into my contract and record the transaction ?

You can not directly import an excel/csv ...READ MORE

Apr 16 in Blockchain by Omkar
 • 65,840 points • 62 views
0 votes
1 answer

How can i integrate Omnet++ with ethereum ?? or is there any other simulator which can do this??

You can use Hive Validator. Using this, you ...READ MORE

Apr 9 in Blockchain by Omkar
 • 65,840 points • 36 views
+1 vote
1 answer

Permission is denied in Oracle VM when trying to move multichain util, multichaind and multichain-cli from tmp to /usr/local/bin

You will need root permissions to move a file ...READ MORE

Apr 8 in Blockchain by Omkar
 • 65,840 points • 24 views
0 votes
1 answer

Hyperledger error-installation error

Hey, there is a thread for the ...READ MORE

Apr 5 in Blockchain by Omkar
 • 65,840 points • 33 views
0 votes
1 answer

Solidity, why the used function is placed before the brace "{}" when define a new function?

Hey there! 1. Yes, using the same name ...READ MORE

Apr 3 in Blockchain by Omkar
 • 65,840 points • 57 views
+1 vote
4 answers

Uncaught Error: Returned values aren't valid, did it run Out of Gas?

Could be due to previously set values. ...READ MORE

Jan 30 in Blockchain by Omkar
 • 65,840 points • 388 views
0 votes
0 answers

When running the enrollAdmin.js i get this error:

Wallet path: C:\Users\Nibir Hira\go\src\github.com\hyperledger\fabric-samples\fa bcar\javascript\wallet 2019-03-29T04:07:44.902Z - error: [FabricCAClientService.js]: ...READ MORE

Mar 29 in Blockchain by anonymous
recategorized Mar 29 by Omkar • 58 views
0 votes
1 answer

How does the architecture of a blockchain search work?

Hey there! There is no architecture called ...READ MORE

Mar 28 in Blockchain by Suman
 • 27 views
0 votes
1 answer

Where is default chaincode is located in pc?

The path that you have mentioned in ...READ MORE

Mar 25 in Blockchain by Omkar
 • 65,840 points • 16 views
0 votes
0 answers

How to set chaincode path in Hyperledger Fabric in fabric.sh file

i set the path to chaincode in ...READ MORE

Mar 23 in Blockchain by Malik
retagged Mar 25 by Omkar • 38 views
+2 votes
4 answers

"failed to create new connection context deadline exceeded." error in Hyperledger Fabric

Try remove previous docker containers(have mentioned the ...READ MORE

Apr 23 in Blockchain by Kiran
 • 1,611 views
+4 votes
2 answers

Hyperledger Fabric issue: orderer client failed to connect to orderer.xxx.net:7050: failed to create new connection

Hey @gujiwork, Try making the following changes: docker-compose-base.yaml and ...READ MORE

Nov 5, 2018 in Blockchain by Omkar
 • 65,840 points • 1,908 views
0 votes
0 answers

how to add path of chain code in hyperledger fabric in startfabric.sh

#!/bin/bash # # Copyright IBM Corp All Rights Reserved # # ...READ MORE

Mar 17 in Blockchain by anonymous
 • 52 views
0 votes
1 answer

how to get the information of asset created in hyperledger composer in case of with out transaction?

First, get the list of all existing ...READ MORE

Mar 13 in Blockchain by Omkar
 • 65,840 points • 61 views
+1 vote
3 answers

How to resolve the hyperledger fabric versions set up?

How to simple way to upgrade the ...READ MORE

Dec 18, 2018 in Blockchain by anonymous
 • 387 views
0 votes
3 answers

Solidity: TypeError: Data location must be "memory" for parameter in function, but none was given.

Could be a version problem. This worked ...READ MORE

Apr 30 in Blockchain by Yogi
 • 614 views
0 votes
0 answers

Error: Unexpected token o in JSON at position 1

I have been working with Interacting a ...READ MORE

Mar 6 in Blockchain by saeedi
 • 120 points
edited Mar 6 by Omkar • 112 views
0 votes
3 answers

Truffle migrate Could not connect to your Ethereum client.

As mentioned in the previous answer, you ...READ MORE

Feb 19 in Blockchain by Dinesh
 • 876 views
+1 vote
4 answers

Installing Nodejs: sh: node: command not found error

You have to first install nodejs and ...READ MORE

Oct 22, 2018 in Blockchain by Omkar
 • 65,840 points • 1,590 views
0 votes
1 answer

How to install Hyperledger Composer on Linux?

You need some pre-requisites to install Hyperledger ...READ MORE

Mar 1 in Blockchain by Avanti
 • 82 views
0 votes
1 answer

How to change default rpc port in Multichain?

You can use a different port. When ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 46 views
0 votes
1 answer

Different ways of using multichain runtime parameters

There are two more ways of using ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 29 views
0 votes
1 answer

Installing Multichain on Linux

To install Multichain in Linux, you first ...READ MORE

Mar 1 in Blockchain by Joshi
 • 25 views
0 votes
1 answer

How to make any node connect to multichain?

You can change the configuration of the ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 16 views
0 votes
1 answer

How to change default network port in Multichain?

Yes, you can the default port. You ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 12 views
0 votes
1 answer

How to run multichain with no permissions?

Multichain by default runs on multichain protocol. ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 14 views
0 votes
1 answer

Multichain: Make every miner participate in the validation.

By default 30% is the minimum number ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 11 views
0 votes
1 answer

Too many forks while using Multichain

You have changed the configuration to increase ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 10 views
0 votes
1 answer

How to increase speed of block generation in Multichain?

It could be because of the script ...READ MORE

Mar 1 in Blockchain by Omkar
 • 65,840 points • 10 views
0 votes
1 answer

How to install Multichain in Windows?

There’s nothing as “installing” multichain in Windows. ...READ MORE

Mar 1 in Blockchain by Rohit
 • 13 views
0 votes
1 answer

How to install Ganache on Linux?

There are two modes of Ganache you ...READ MORE

Feb 28 in Blockchain by Hrishab
 • 49 views
0 votes
1 answer

How to install truffle on Linux?

You can install Truffle using npm(node package manager). ...READ MORE

Feb 28 in Blockchain by Rishab
 • 42 views
0 votes
0 answers

cryptogen: error: open ./crypto-config.yaml: The system cannot find the file specified [closed]

I created a generate.sh to generate crypto ...READ MORE

Mar 1 in Blockchain by Tharindu
 • 160 points
closed Mar 1 by Tharindu • 30 views
0 votes
1 answer

How to install Ganache in Windows?

First, we need to install nodejs. Go ...READ MORE

Feb 28 in Blockchain by Rishi
 • 25 views
0 votes
1 answer

Install testrpc on Windows

You can not directly install testrpc on ...READ MORE

Feb 28 in Blockchain by Piyush
 • 24 views
0 votes
1 answer

How to install Ethereum on Windows?

Download geth installer from https://geth.ethereum.org/downloads/ After download, run ...READ MORE

Feb 28 in Blockchain by Raj
 • 19 views
0 votes
1 answer

Installing Solidity on Linux

You can install Solidity Compiler on Linux ...READ MORE

Feb 28 in Blockchain by Reshma
 • 22 views
0 votes
1 answer

Install testrpc on Linux

You can install testrpc using npm $ npm install ...READ MORE

Feb 28 in Blockchain by Chandu
 • 13 views
0 votes
1 answer

How to install Ethereum Blockchain on Linux?

To install Ethereum on Linux, open the ...READ MORE

Feb 28 in Blockchain by Kruti
 • 16 views
0 votes
1 answer

Installing Ethereum on Windows

You can install Ethereum on windows using ...READ MORE

Feb 28 in Blockchain by Raman
 • 10 views
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