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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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Peer channel join using the REST API (sample application) fails saying FORBIDDEN at the nodejs terminal

I am running the sample app and trying to join a channel using REST APIs. The following error happens at a place when the channel.getgenesisblock(request) call is being made. The GitHUB code is at…
electronicsdummy
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Hyperledger Fabric - Chaincode Invoke Version (for client version variations)

The peer chaincode invoke command does not accept a version flag: $ peer chaincode invoke --help Invoke the specified chaincode. It will try to commit the endorsed transaction to the network. Usage: peer chaincode invoke [flags] Flags: -C,…
sean
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Hyperledger Fabric - Orderer (System) Channel vs. Application Channel

EDIT: My previous question version focused on some confusion in the Orderer FAQ, but I think the below question better identifies the confusion with the Orderer (System) Channel: Q: What specifically defines the boundaries of a Hyperledger Fabric…
sean
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How to sign a Hyperledger Fabric transaction at web application client side?

I am trying to design a Hyperledger Fabric solution with following requirements The users are signed-up with an organization The user should however have their individual identities on Blockchain The users would interact with Blockchain through a…
Nikhil Khedkar
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Error: timeout waiting for channel creation -- While using Kafka Orderer of Fabric

Getting following ERROR while creating a new channels using Kafka Orderer. Error: timeout waiting for channel creation Here is the screenshot : Following are my Docker-Compose yaml file : version: '2' networks: tranargy: services: …
Subhankar
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Deep probe of peer0.org1.example.com:7051 failed: context deadline exceeded

i am am getting a warning in the peer logs. Not sure why i am getting this. Deep probe of peer0.org1.example.com:7051 failed: context deadline exceeded github.com/hyperledger/fabric/gossip/gossip.(*gossipServiceImpl).learnAnchorPeers.func1 …
Pandit
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Add a new org - certificate signed by unknown authority

I'm trying to add a new org called Org4 in the fabric network generated by the script byfn. I'm following this tutorial http://hyperledger-fabric.readthedocs.io/en/latest/channel_update_tutorial.html But I met an error when I try to do the "peer…
Kevin
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How do you calculate the Block Hash for the Current Block in Hyperledger Fabric with javascript?

I see that there has been a utility created for the Java SDK to calculate the hash of the current block, but do not see this implementation in the Node SDK. I would really appreciate it if someone could give an example implementation in…
Zach Gollwitzer
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Object with id does not exist in $sysregistries when starting hyperledger composer v0.19.x network

I have recently upgraded my Hyperledger Composer project from 0.16.x to 0.19.4 using the https://hyperledger.github.io/composer/latest/tutorials/deploy-to-fabric-multi-org tutorial. Since the upgrade my composer network start throws a lot of…
Bas Poldervaart
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Handshake failed with fatal error SSL_ERROR_SSL: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number

First, I know this a duplicate question from this link but the asker seems to not answer anymore... but i still have the problem and need help! So, When I use the command composer install I face this error: ⠙ Installing business network. This may…
Cocorico
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Handshake failed with fatal error SSL_ERROR_SSL

I'm following this tutorial https://hyperledger.github.io/composer/latest/tutorials/deploy-to-fabric-multi-org to deploy a composer blockchain business network to Hyperledger Fabric (multiple organizations) I'm getting the following error however…
Simon Mullaney
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Hyperledger Fabric. Is it possible to deploy more than one chaincode to the same channel?

Is it possible to deploy two different chaincodes to the same channel in Hyperledger fabric
MahmoudBC
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HYPERLEDGER : Error While Starting Business Network

I am researching on Hyperledger. After going through the basic tutorials and documentation, I have started setting up a Blockchain Business Network With Hyperledger Fabric & Composer Running on Multiple Physical Machine as described on…
csLijo
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How to use hyperledger getnative API

I came across the getNative API through which one call chaincode from Hyperledger composer. See here: https://github.com/hyperledger/composer/issues/3120 Can someone please tell me exactly how does this work? Say if I have a very simple chaincode…
user1274878
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Include external library file in Hyperledger Composer

Is there a way to include an external library in Hyperledger Composer? I would like to use this library for currency computations. I saw in this post (which I think is old and there might be advancements on this since the response is 9 months old)…
Mohale
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