Discussions

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  ethSendRawTransaction return an "invalid sender" randomly!

  fred06130 asked Mar 19, 2024 in Q&A · Unanswered

  

  

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  Does it fully support MATIC?

  GildedHonour started Mar 11, 2024 in General

  

  

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  Ability to interact with smart contracts like you can in Web3JS

  Aelthien started Feb 20, 2022 in Ideas

  

  

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  How to get interacted contract address of a transaction when I have the transaction hash?

  peter-luwig asked Nov 23, 2023 in Q&A · Closed · Answered

  

  

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  How to parse "string" from event topics?

  peter-luwig asked Nov 22, 2023 in Q&A · Closed · Answered

  

  

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  Errors running web3j-cli with clean install on Windows

  pspiro started Nov 19, 2022 in General · Closed

  

  

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  Can't get the sample code (for privacy group and private smart contract) to work locally

  rampatra asked Apr 12, 2021 in Q&A · Closed · Answered

  

  

  

  

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  Can I use Sepolia testnet later?

  zoomin3022 started Jul 12, 2023 in Ideas · Closed

  

  

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  Can I use bouncycastle 1.72 instead of 1.70 for web3j v4.9.7

  soharang asked Apr 12, 2023 in Q&A · Closed · Answered

  

  

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  Is there an equivalent to keccak256(abi.encode(*some address*)) in web3j?

  andras-ballai asked Aug 28, 2023 in Q&A · Closed · Answered

  

  

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  Enable eth_call to support state-override

  enhancement a feature request

  txgyy started Aug 30, 2023 in Ideas

  

  

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  I want to verify a signature created with ethers.js 6.7.1

  javaspeak asked Sep 18, 2023 in Q&A · Closed · Answered

  

  

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  A Batch Request for querying Coin and Tokens

  soharang asked May 27, 2022 in Q&A · Closed · Answered

  

  

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  Accessing withdrawals data

  koaxofastora started May 4, 2023 in Ideas · Closed

  

  

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  Support utils for the bloom filter

  enhancement a feature request

  ruXlab started May 21, 2022 in Ideas · Closed

  

  

  

  

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  What is the difference between web3j and web3j-android?

  soharang asked Jun 15, 2022 in Q&A · Unanswered

  

  

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  It seems the Flowable never get closed until dispose the subscription

  STRRL asked Jan 9, 2023 in Q&A · Unanswered

  

  

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  Best way to decode Transaction's input

  stefanofornari asked Nov 13, 2022 in Q&A · Unanswered

  

  

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  Suggestion to reduce the scope of WebSocketClient.setListener to private

  enhancement a feature request

  wqbill started Aug 17, 2022 in Ideas

  

  

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  Whats this error execution reverted 2

  EhigieO asked Sep 8, 2022 in Q&A · Unanswered

  

  

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  How to use Web3j in Java back-end?

  Pmrcvjw asked Aug 17, 2022 in Q&A · Unanswered

  

  

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  Location of the JSON in the StructuredDataTest.java

  spardue asked Jun 26, 2022 in Q&A · Closed · Answered

  

  

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  Array types must be wrapped in a TypeReference

  874341642 started Jun 12, 2022 in Show and tell

  

  

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  How do I build the Web3J-4.8.9 version into a JAR package for performing solidity conversion to Java classes

  1742268440Zhy asked Jan 19, 2022 in Q&A · Unanswered

  

  

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  How do I build from source to use a custom version?

  Aelthien started Jan 8, 2022 in General

  

  

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