Recent questions tagged blockchain

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Not able to attach geth.ipc: Fatal: Unable to attach to remote geth: connect: connection refused

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 3,020 views
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Can not open geth console: Fatal: Error starting protocol stack: listen tcp :30303: bind: address already in use

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 5,582 views
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Private ethereum network can not find geth.ipc

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 2,715 views
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1 answer

How to reintialize genesis block in geth ethereum?

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 6,413 views
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1 answer

geth: Fatal: invalid genesis file: invalid character 'â' looking for beginning of object key string

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 7,278 views
+1 vote
1 answer

geth: Fatal: Failed to read genesis file: open “/home/edureka/privatechain/”: no such file or directory

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 3,766 views
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1 answer

geth: Fatal: Error starting protocol stack: datadir already used by another process

Dec 6, 2018 in Blockchain by slayer
 • 29,370 points • 5,933 views
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How to use different network cards for multiple composer rest server users?

Dec 6, 2018 in Blockchain by Christine
 • 15,790 points • 1,270 views
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truffle compile shows error: TypeError: Invalid type for argument in function call.

Dec 5, 2018 in Blockchain by digger
 • 26,740 points • 2,320 views
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Truffle compile shows DeclarationError: Undeclared identifier.

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 2,582 views
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Should I encrypt my address before sending bitcoin?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 616 views
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1 answer

What is the difference between hashing and encryption process?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 1,853 views
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1 answer

Can we find out the bitcoin sender by their address?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 2,158 views
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1 answer

What is the mean Hash Encryption?

Dec 4, 2018 in Blockchain by digger
 • 26,740 points • 903 views
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2 answers

Which are the languages and tools used for Blockchain Development?

Dec 4, 2018 in Career Counselling by digger
 • 26,740 points • 880 views
+1 vote
1 answer

Why is Blockchain called a Disruptive Technology?

Dec 3, 2018 in Blockchain by digger
 • 26,740 points • 1,032 views
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1 answer

Unboxing truffle: Shows error: Stopping to prevent overwriting data.

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 1,194 views
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2 answers

Truffle compile: Cant find module error

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 3,121 views
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1 answer

truffle npm run dev not working

Dec 1, 2018 in Blockchain by digger
 • 26,740 points • 1,731 views
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1 answer

Ethereum "truffle server" gives error: TypeError: fsevents is not a constructor

Nov 30, 2018 in Blockchain by digger
 • 26,740 points • 977 views
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1 answer

Not able to migrate contract in Truffle: Error: No network specified. Cannot determine current network

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,267 views
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1 answer

Cant initialization project in truffle

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 717 views
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1 answer

Ethereum truffle server command not working

Nov 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,395 views
0 votes
3 answers

Truffle migrate Could not connect to your Ethereum client.

Nov 29, 2018 in Blockchain by digger
 • 26,740 points • 11,925 views
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1 answer

Not able to install truffle using npm install -g truffle

Nov 29, 2018 in Blockchain by digger
 • 26,740 points • 4,529 views
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1 answer

Not able to start testrpc for Ethereum truffle

Nov 28, 2018 in Blockchain by digger
 • 26,740 points • 1,050 views
+4 votes
1 answer

Tesla's Kubernetes dashboard hacked to run concurrency

Nov 23, 2018 in Events & Trending Topics by Ali
 • 11,360 points • 1,847 views
0 votes
1 answer

How to install chaincode in new Org in hyperledger fabric?

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 1,589 views
0 votes
1 answer

Hyperledger Vagrant make peer failed

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 1,195 views
0 votes
1 answer

Can not make a peer in Hyperledger Fabric

Nov 22, 2018 in Blockchain by digger
 • 26,740 points • 654 views
0 votes
1 answer

What is my chaincode ID in Hyperledger Fabric?

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,915 views
0 votes
1 answer

Command "network" is not defined. in hyperledger composer

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,530 views
+2 votes
4 answers

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

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 13,104 views
0 votes
4 answers

Hyperledger fabric: enrollAdmin.js Error: Cannot find module 'fabric-client'

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 5,395 views
0 votes
1 answer

"[RuntimeException] The "-t" option does not exist" error in Hyperledger composer.

Nov 21, 2018 in Blockchain by slayer
 • 29,370 points • 1,589 views
0 votes
1 answer

Connect to external server through Socket.IO from Node.js

Nov 21, 2018 in IoT (Internet of Things) by Bharani
 • 4,660 points • 15,369 views
0 votes
1 answer

How to connect channels of different systems in Hyperledger Fabric?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 679 views
0 votes
1 answer

Hyperledger Fabric: How to get transaction history using key?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,578 views
0 votes
1 answer

Hyperledger Composer: How to write complex queries in Composer?

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 1,197 views
0 votes
2 answers

Hyperledger Fabric: Channel creation failed! FAILED to execute End-2-End Scenario

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,276 views
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2 answers

Hyperledger byfn: could not assemble transaction: ProposalResponsePayloads do not match

Nov 20, 2018 in Blockchain by digger
 • 26,740 points • 3,551 views
0 votes
1 answer

Hyperledger Fabric: “Local Fabric binary version does not match this newer version of BYFN and is unsupported”.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 7,079 views
+1 vote
3 answers

Hyperledger Fabric: How to delete installed chaincode ?

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 5,502 views
0 votes
2 answers

Hyperledger Fabric: Error: could not assemble transaction, err proposal response was not successful.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 8,631 views
+1 vote
1 answer

Hyperledger Fabric: Got permission denied Docker daemon socket at unix:///var/run/docker.sock

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 3,969 views
0 votes
1 answer

Ethereum: Cloning cpp-ethereum from git.

Nov 19, 2018 in Blockchain by slayer
 • 29,370 points • 975 views
0 votes
1 answer

Accessing External Api in HyperLedger Fabric

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 1,712 views
+1 vote
1 answer

Hyperledger fabric java sdk setup

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 2,758 views
0 votes
1 answer

Hyperledger — how to set up REST API for invoking Chaincode?

Nov 17, 2018 in Blockchain by Perry
 • 17,100 points • 2,723 views
0 votes
1 answer

How can I send data to docker?

Nov 16, 2018 in Blockchain by Perry
 • 17,100 points • 618 views
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