Hi , I was trying to submit a transaction via fabric client (java). I got the below exception: org.hyperledger.fabric.client.EndorseException: io.grpc.StatusRuntimeException: UNAVAILABLE: Network clos

hi In fabric 2.4 ,do we have to set any property for enabling gateway service?

Fabric has an outstanding pull request to retire inactive maintainers. http://toc.hyperledger.org/inactivity.html https://github.com/hyperledger/fabric-amcl/pull/20 Ry Jones Community Architect, Hyper

You're welcome to join an online technical workshop run by Hyperledger Boston and The Blockchain Academy on Thursday Nov 3 at 8AM PDT. The focus of the workshop will be how to build smart contracts fo

Private Chaincode Lab When: 10/25/2022 8:00am to 9:00am (UTC-07:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer: Marcus Branden

Hi, How to subscribe to block events in fabric client (java)? I was looking for an equivalent of this in fabric client: Consumer<BlockEvent> blockListener = blockEvent -> blockListenerProcess(); netwo

Hi all, I've encountered a strange issue and couldn't find any opened issue regarding this. Currently using JAVA to develop the chaincde I'm using private data collections to store data. The stored da

Reminder: Documentation Workgroup monthly call When: 10/28/2022 11:00am to 12:00pm (UTC-04:00) America/New York Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 O

As a reminder, the Technical Oversight Committee (TOC) election will happen from November 1 to 30, 2022 and we are currently accepting nominations for people who would like to run in the election. Not

Hi, Thanks for your good solutions to permissioned blockchain, please help me to solve an error that i encountered when i wanted to follow this instruction to build up a network : https://hyperledger-

hi, For fabric gateway ,blockheight was found like this: Contract qscc = networkObj.getContract("qscc"); byte[] resultTran = qscc.evaluateTransaction("GetChainInfo", "channelName"); Ledger.BlockchainI

Private Chaincode Lab When: 11/01/2022 8:00am to 9:00am (UTC-07:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer: Marcus Branden

hi , While doing a submit transaction from fabric client,below error is coming: org.hyperledger.fabric.client.SubmitException: io.grpc.StatusRuntimeException: DEADLINE_EXCEEDED: deadline exceeded afte

Hi All, please help me to solve an error that i encountered when i wanted to follow this instruction to build up a network : https://hyperledger-fabric.readthedocs.io/en/release-2.2/write_first_app.ht

The developers of the fabric-chaincode-ocaml lab will talk about their work and run a demo of enabling formal specification & verification of Hyperledger Fabric chaincode at a virtual meetup on Friday

hi, I am able to to submit the transactions using" peer chaincode invoke" command . But when I am trying to submit the transactions using fabric client sdk (java), following error is coming at peer lo

Private Chaincode Lab When: Tuesday, November 8, 2022 8:00am to 9:00am (UTC-08:00) America/Los Angeles Where: https://zoom.us/my/hyperledger.community.3?pwd=UE90WHhEaHRqOGEyMkV3cldKa2d2dz09 Organizer:

Hi, I have a question: When we set up a fabric network using ca, at least we need one ca for each organization for enrollment purposes and one TLS ca for issuing all tls server certificates for all no

Hi Samuel, You said "each CA has its own TLS CA certificate", I don't understand where these TLS CA certificates come from. Don't we need a TLS ca server to issue these TLS CA certificates? Thanks and

Hi Cindy, Fo the test-network, if you check the fabric-ca-server-config.yaml file, which defines the configuration of a given CA, you’ll see the TLS section enabled, which explains where the TLS CA ce