IBM Blockchain Platform provides a blockchain-as-a-service (BaaS) offering that allows blockchain components to be deployed in multiple cloud environments.
Questions tagged [ibm-blockchain]
249 questions
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Can't start the local fabric in VSC environment when trying to deploy smart contract
When using the IBM Blockchain Extension for VS Code; I wrote a sample smart contract and packaged it. But when I try to start the local fabric environment, I get an error saying:
Failed to start Local Fabric: Failed to execute command "cmd" with…
Sufi
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./configtxgen mychannel.block > test3.json
./configtxgen mychannel.block > test3.json
2019-09-01 15:45:24.878 PKT [common/tools/configtxgen] main -> INFO 001 Loading configuration
2019-09-01 15:45:24.878 PKT [common/tools/configtxgen/localconfig] LoadTopLevel -> PANI 002 Error reading…
touqeer shah
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failed to instantiating chaincode in IBM Blockchain Platform
Basically, I am following this
https://cloud.ibm.com/docs/services/blockchain/howto?topic=blockchain-ibp-console-smart-contracts#ibp-console-smart-contracts-connect-to-SDK
to deploy a smart contract from my local network to IBM Blockchain Platform.…
SpicyFish
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Connecting to Local version of Hyperledger Fabric through VSCode extension
Following the tutorial here and trying to run a local version of Commercial Paper using the basic-network running on my local system:
https://marketplace.visualstudio.com/items?itemName=IBMBlockchain.ibm-blockchain-platform
Running against VSC…
CT99
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How to solve ./byfn.sh -m generate matter?
I'm a student, now studying my first hyperledger fabric things. I got ./byfn.sh -m generate error while making my CA.
After that code, I want to type cryptogen generate --config=./crypto-config.yaml command. I installed as much as thing I can, but I…
Fox 21Century
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How to get access to IBM Private docker repository
IBM took down all public Hyperledger images and now access is restricted with whitelisting. How do we access the repositories in below link?
https://hub.docker.com/u/ibmblockchain
Any idea how to contact IBM for whitelisting?
BlockchainGeek
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getState() on IBM Blockchain v2: experiencing long load times
I have deployed a single organization network on IBM Blockchain v2. I am experiencing very slow load times (always over 3 seconds for a single asset.)
I have bumped up specs on the Kubernetes cluster. I have also adjusted some of the resource…
user9158915
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IBM Blockchain Platform V2, API and chaincodes
IBM Blockchain Platform V1 has(had) a nice API to interact with the blockchain itself. Here is the link to the swagger: https://ibp-sp.eu-gb.ibm-blockchain-5-prod.cloud.ibm.com/api-docs/
Among others, we could install and instantiate chaincodes…
Itération 122442
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HLF fabric-network fails to connect to IBP2 peer from node-red
I am currently using IBM Blockchain Platform 2.0. I am connecting to it with fabric-network 1.4.0 and fabric-client 1.4.0.
When I listen for events from a simple node.js script on my machine, it works perfectly well. Here is the sample script:
const…
Itération 122442
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IBM Blockchain Platform: Error Creating Smart Contract
Attempting to create a Smart Contract on the IBM Blockchain Platform.
I have reviewed and updated all the necessary packages and prerequisites.
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1 answer
Connection profile with IBP 2.0
I have created an application with IBP 1 and the nodejs SDK for fabric. It works fine.
IBP1 is becoming "deprecated" and I am switching to IBP2. However, there are major differences with the connection profile "functionality".
In IBP 1, you just had…
Itération 122442
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In Hyperledger Fabric, how to keep chaincode(source code) private at the time of deployment?
When I deploy a chaincode on Hyperledger Fabric Platform, the compilation process is carried out by the Fabric core system, via a shell script. The input to that shell script is the source code.
Is there a provision in Hyperledger fabric to deploy…
nihal
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IBM Blockchain Platform extension npm Error
I'm tying to use this IBM extension on VSCode and it gives me this error whenever it tries to activate it. I already uninstalled and reinstalled both nodejs and npm.
Failed to activate extension: Failed to execute command "npm" with arguments…
Metz
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How to manage multiple assets in a smart contract?
I am creating a Javascript smart contract using the ibp extension.
ibp prompts me to enter the name of the asset that will be managed by the smart contract and creates functions for CRUD operation on that asset. I need to manage several assets in my…
user1418569
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Does the ACL feature in HF 1.4 support custom signature policy with a custom OUs
Does the ACL feature support custom signature policy with a custom OUs like:
MyPolicy:
Type: Signature
Rule: "OR('Org1MSP.SALES')"
FundooCoder
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