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
0
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1 answer
Hyperledger Explorer seems to display incorrect block hash
I am using Hyperledger Explorer against Hyperledger Composer's fabric (v1.0.4), and can consequently view the block data. However they seem incorrect, for example:
#2 hash: 38afae3941a400149c8508f7d8e4a26bf938cf60dd3a6f4be602ec829f7115fd
…
Quiche31
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3 answers
Communication between Hyperledger Fabric Network with Other Blockchain Private Network (e.g. R3 Corda)
Is it feasible to communicate between two blockchain platforms ? For example Hyperledger Fabric Network with R3 Corda.
If yes then which protocol should be used and how it works?
Ideally can we update ledger of other blockchain platform from…
Blockchain User
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1 answer
Hyperledger REST Server has PUT method vs Blockchain Immutability
Why does Hyperledger REST Server has PUT method to update participants/assets? Isn't blockchain main feature its immutability?
Is it okay for us to update/change an entitiy of participant/asset?
Sherly Septiani
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-1
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1 answer
Error Connecting to 2 Org Local Fabric With IBM Blockchain Platform
I am trying to run a basic projects i am using ibm blockchain platform v2.0.8 on ubuntu 18
in the start it was running better but some time later its started to give an error [ERROR] Failed to start 2 Org Local Fabric: Error: Environment failed to…
ibrahimq21
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1 answer
Not able to implement chaincode on peers
Error: chaincode install failed with status: 500 - failed to invoke backing implementation of 'InstallChaincode': chaincode already successfully installed (package ID…
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1 answer
How can I add new orderNode on running hyperLedgerFabric?
I have setup a hyperledger fabric network with 1 orderer node, but i want to know how to add new orderer node to a running production hyperledger network using Solo conesuss algorithm
Aya Elhawary
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1 answer
In Hyperledger Fabric, is there a way to reuse the data of previous network?
If all the peers stop working, how to make sure that the data is not lost?
Thanks!
Pratik Patil
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1 answer
Is it possible to count the records stored in hyperledger fabric blockchain,i dont want to fetch data from statedb
i want to fetch data from blockchain ledger instead of statedb like couch and leveldb.i want to write chaincode method that count the total record from blockchain ledger.
Umeraqeel
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1 answer
Hyperledger FabCar Network issue via Visual Studio Code
While reproducing steps from an interesting tutorial found online - Hyperledger Fabric 1.4 Tutorial - FabCar Sample Application, I have installed all Hyperledger Fabric binaries via the Curl command:
curl -sSL…
dark.vador
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1 answer
Connecting a web application to Hyperledger Fabric blockchain network
I want to create a Hyperledger Fabric network which has a frontend. The web application is having feature of registering and login the user.The question is :-
Does registering a user through web application require also to register the user in…
Babita Bisht
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1 answer
Hyperledger Fabric transaction speed
According to official website the transaction speed in fabric is supposed to be 3k tr/sec. But on running byfn I am getting 8 tr/sec,which is much less,i get the fact that there would be a few considerations for that speed but even then isn't it…
Swapnil Sinha
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1 answer
How to get time-consuming information of a block in Hyperledger Fabric?
I'm trying to build a blockChain explorer backend through Fabric JAVA SDK. How can I get a time-consuming information of a block?
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1 answer
How do we fix this IBM Platform blockchain error?
Issue creating smart contract project:
Could not parse JSON in file: C:\Users\xxxxx\package.json. Detail: Unexpected token , in JSON at position 78
Elvin Maditsi
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1 answer
How to retrieve transaction from Hyperledger fabric network for Audit?
I would like to retrieve all transactions from the Hyperledger fabric netwrok for assurance. Please guide me to how retrieve transactions from all the peers to validate and completness of the transactions ?
Thanks in advance.
Miru
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1 answer
Is it good to go with Fabric Composer?
Am starting to learn and develop a fabric.
Am bit confused over, whether to start development with fabric Composer or to go with full end development as in fabric samples?
Diwa
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