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Questions tagged [hyperledger]

Hyperledger is an open source collaborative effort created to advance cross-industry blockchain technologies. It is a global collaboration, hosted by The Linux Foundation, including leaders in finance, banking, IoT, supply chain, manufacturing and technology.

Hyperledger is an open source collaborative effort created to advance cross-industry blockchain technologies. It is a global collaboration, hosted by The Linux Foundation, including leaders in finance, banking, IoT, supply chain, manufacturing and technology. (https://www.hyperledger.org/)

Code and documentation is available at: https://github.com/hyperledger

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hyperledger composer network update

Is anyone have an idea why composer network update is not listed to available commands for composer network? is it already deprecated? If yes, what is the substitute command for it? Thanks in advance. composer network Composer network…
Jeson
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How to install a Hyperledger Fabric network in distributed mode (on multiple machines)

After running Hyperledger fabric samples, it seems that all peer nodes are run as docker containers, but all of them are running on same machine. So if I configure a network having 12 peers, it will be 12 docker containers running on same…
sdas
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Hyperledger Fabric Node.js SDK API failing on enrollment

I've a Fabric network running on specific environment and I'm trying to integrate the balance transfer node app example with. Well, I run the first command and I get the error bellow: # Command curl -s -X POST http://localhost:4000/users -H…
Adriano V. dos Santos
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Return a value in transaction method in Hyperledger Composer

Is it possible to return a value in a transaction method in Hyperledger? such as /** * @param {org.n.blockchaindemo.GetCreditScoreUser} GetCreditScoreUser - the GetCreditScoreUser transaction * @transaction */ async function…
AshT
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Blank Page is displayed on launching Hyperledger Explorer

Blank Web page is displayed after initial Loading messages when Hyperledger Explorer is configured. Versions: Versions (pretty much latest stable version): OS: Ubuntu 16.04 LTS Docker: 18.03.0-ce Node: v9.11.1 Hyperledger Fabric: 1.1.0 Hyperledger…
Pramod Mishra
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How to access transaction history of an asset in hyperledger composer logic.js?

I am writing a smart contract with the help of hyperledger composer, and I need to access the transaction history of an asset to know it's state whether It's approved by authorities, and when the asset is approved, a transaction is made, now need to…
Rohit Khatri
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Reuseability of Hyperledger Fabric components in Hyperledger Indy

I want to use some of the features and conponents of Hyperledger Fabric in Hhyperledger Indy? Can I use them?
salmanbao
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Hyperledger Composer - Error 8: RESOURCE_EXHAUSTED

I'm encountering an error when i try to update two assets that are related to the same asset. I'm getting the error after the upgrade from HL Composer v0.18.1 to v0.19.4. Here the models: asset Order identified by pullID { o String pullID -->…
Leonardo Carraro
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Difference between channel.addPeer() and channel.joinPeer()

I am studying Hyperledger Fabric and running samples from the Hyperledger fabric samples . I have run th BYFN network http://hyperledger-fabric.readthedocs.io/en/release-1.0/build_network.html And i am able to access the peers , invoke and query…
Skadoosh
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Create Hyperledger Wallet Programmatically

With the following command: const wallet = await this.bizNetworkConnection.cardStore.getWallet('admin@proak-hyperledger-network'); I can get the wallet from the default path: '˜/.composer/client-data/admin@proak-hyperledger-network' However I cant…
Marckaraujo
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Hyperledger Composer nodes

I am new to Hyperledger and would like to build a proof-of-concept using Hyperledger Composer. I know Composer is a toolset to build Blockchain-Applications, which can be deployed on Hyperledger Fabric. Still, I don't really understand the structure…
smjs3214
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No connection type provided, no 'x-type' property defined

I am trying to connect to my hyperledger network through nodejs sdk bizNetworkConnection.connect("card_name") and it throws Error: No connection type provided, probably because the connection profile has no 'x-type' property defined. I am using…
Pram
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How to decode ProposalResponsePayload in fabric-sdk-node

I understand that sending a transaction proposal (like the code below)     return channel.sendTransactionProposal(request); }).then((proposalResponse) => { //need to decode results }); in which proposalResponse is a ProposalResponseObject…
aldred
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Hyperledger - Docker swarm fails when deploying to multiple hosts

I am following this tutorial. I ran sudo docker swarm init --advertise-addr on 1st ubuntu machine. And then I took the manager join-token and ran it on 2nd ubuntu machine and it is able to join as manager. But the problem starts when i run…
Tonystark
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Getting "Error: 8 RESOURCE_EXHAUSTED: Sent message larger than max (2217 vs. 15)" from hyperledger fabric

I am trying to execute "balance-transfer" fabric sample provided in https://github.com/hyperledger/fabric-samples.git, and when it is executing following code from testAPIs.sh it is getting GRPC max limit error. Please suggest how I can fix it. Code…
chinmaya.mahunta
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