Daniel Liu

Software develop engineer

Joined on Sep 6, 2022

[Informative] Introducing New Features in Explorer V2 - We Want Your Feedback!

How to verify contract by hardhat and blockscan?

Mar 21

XDC Private Network stuck at block 1799 with error " Failed to prepare header for new block err="list M1 not found "

github.com/XinFinOrg/XDPoSChain/is...

Mar 21

[WIP] Creating transactions from xinfin sdk

Which versions of solidity are your contracts using?

Jan 26

[WIP] Creating transactions from xinfin sdk

Can you verify and publish the source codes of contract 0x3CB...

Jan 25

[WIP] Creating transactions from xinfin sdk

You can use earpc.xinfin.network/ or erpc.xinfin.network/. Pl...

Jan 22

[WIP] Creating transactions from xinfin sdk

Which RPC are you using?

Jan 19

[Query] Inquiry Regarding Xinfin Mainnet Block Time

Maybe that's when the website reads data from the XDC chain

Jan 19

[Query] Inquiry Regarding Xinfin Mainnet Block Time

The block time of xdc chain is 2 seconds.

Jan 17

[Closed] Migration on apothem testnet throwing random errors

Please create an issue on GitHub and share your codes also. T...

Jan 12

[Closed] Migration on apothem testnet throwing random errors

Does your codes work on other chains? If this is a problem wh...

Jan 10

[WIP] debug_traceBlockByNumber way too slow

I answered in GitHub: github.com/XinFinOrg/XDPoSChain/is...

Dec 19 '23

[WIP] Hardhat deployment issue on XDC Apothem testnet

You can try erpc.apothem.network again. It's normal now.

Dec 19 '23

[WIP] Hardhat deployment issue on XDC Apothem testnet

Yes, please use 0x-prefix PRC node, such as: earpc.apothem...

Dec 15 '23

[WIP] debug_traceBlockByNumber way too slow

GitHub is the preferred website for technical issue.

Dec 13 '23

[WIP] debug_traceBlockByNumber way too slow

I understand this issue now. I will report on the progress of...

Dec 13 '23

[WIP] debug_traceBlockByNumber way too slow

May I know which network and RPC are you querying? If you are...

Dec 13 '23

[Solved] XDC Faucet throws - Internal Server error

please use xdc-prefix format address, do not use 0x-prefix.

Dec 6 '23

[Informative] How to check latest committed block on apothem network

Is there document for all new APIs ?

Dec 5 '23

[WIP] Hardhat: Upgradeable Proxy support for XDC

This problem is fixed on testnet now. The patch will be appli...

Dec 5 '23

Release v2.0.0-beta1 on Testnet

also support the latest remix.

Dec 5 '23

[Solved]ERROR-Masternodes lists are different in checkpoint header and snapshot number=516600 masternodes_from_checkpoint_header

Please use go v1.18, old source codes of XDPoSChain does not ...

Nov 28 '23

[Solved]ERROR-Masternodes lists are different in checkpoint header and snapshot number=516600 masternodes_from_checkpoint_header

Please add a flag: --gcmode "archive" in your XDC startup com...

Nov 27 '23

[Query] Testnet Bootnodes

github.com/XinFinOrg/XDPoSChain/bl...

Nov 24 '23

[Solved] Facing deployment issue on Apothem XDC and Mainnet

This PR can fix your problem.

Nov 21 '23

[WIP] execution timeout for debug_traceBlockByNumber

Here is the fix: github.com/XinFinOrg/XDPoSChain/pu...

Nov 20 '23

[Solved] Query about XDC Mainnet Gas Price Post-XDPoS 2.0 Upgrade

Yes, the gas price of mainnet will also be changed to 12.5 gw...

Nov 20 '23

[WIP] bad block error in testnet after upgrading to v1.4.10-beta2

I also got this error. This error does not affect synchroniza...

Nov 15 '23

[WIP] Testnet RPC not reliable

The mainnet has same transaction hash bug also, such as both ...

Nov 14 '23

[WIP] execution timeout for debug_traceBlockByNumber

I created a issue on GitHub for this problem.

Nov 13 '23

[WIP] How can I get the list of 108 masternodes using RPC call.

For the github.com/XinFinOrg/XinFin-Node/ and xinfin network,...

Nov 7 '23

[WIP] How can I get the list of 108 masternodes using RPC call.

I'm not sure about the time. If you are in a hurry, you can u...

Nov 7 '23

[Solved] How to get the rewards received by each masternode in each epoch using RPC calls.

You can get some information from the function HookReward in ...

Nov 3 '23

[Solved] How to get the rewards received by each masternode in each epoch using RPC calls.

Please use the object '.result.signers' in json. For the belo...

Nov 3 '23

[WIP] How can I get the list of 108 masternodes using RPC call.

Please wait a few days until PR #294 is applied on xinfin net...

Nov 3 '23

[Solved] How to get the rewards received by each masternode in each epoch using RPC calls.

Maybe the method eth_getRewardByHash can help you, eg: RPC...

Nov 3 '23

[Solved] Contract not getting deployed on Apothem Testnet.

There's a same problem, the below information will help you t...

Oct 30 '23

[WIP] Testnet RPC not reliable

I'll write a script to check the duplicate transaction hashes...

Oct 24 '23

[WIP] Testnet RPC not reliable

I'm not sure whether the mainnet has this issue. This issue w...

Oct 23 '23

[WIP] Testnet RPC not reliable

Please set ETHEREUM_REORG_THRESHOLD to 1. You can refer to gi...

Oct 20 '23

[WIP] Testnet RPC not reliable

In your case, both of blocks 0x354ce39 and 0x354ce45 contain ...

Oct 20 '23

[WIP] Testnet RPC not reliable

Could you please share the below files? docker-compose yam...

Oct 18 '23

[Closed] Reason: missing trie Node

I guess you are using full node, and you requested too old bl...

Oct 12 '23

[Informative] Exploring XDC Network Main-net and Apothem Test Network: RPC, WebSockets, and Snapshots

The below nodes seem to be xdc-prefix. Archive Node RPC wi...

Oct 10 '23

[Solved] Error in Graph Node Synching

Is aprc.apothem.network or arpc.apothem.network?

Oct 9 '23

[WIP] Hardhat: Upgradeable Proxy support for XDC

Please check my reply: github.com/XinFinOrg/XDPoSChain/is...

Oct 9 '23

[WIP] Hardhat: Upgradeable Proxy support for XDC

Would you please open an issue on github.com/XinFinOrg/XDPoSC...

Sep 18 '23

[WIP] Hardhat: Upgradeable Proxy support for XDC

I also encountered this error. I will look into it later. ...

Sep 18 '23

[WIP] Hardhat: Upgradeable Proxy support for XDC

Would you please give a demo project on GitHub for test and t...

Sep 13 '23

[Informative]Important links and details about XDC Network

One of https://xdc.blocksscan.io/ can be replaced by https://...

Aug 24 '23

nonce too low happens when calling debug_traceBlockByNumber API.

Both of my telegram and discord id are gzliudan. But I rarely...

May 18 '23

nonce too low happens when calling debug_traceBlockByNumber API.

Here is the solution: github.com/XinFinOrg/XDPoSChain/pu...

May 5 '23

nonce too low happens when calling debug_traceBlockByNumber API.

Would you please open an issue on github.com/XinFinOrg/XDPoSC...

Apr 26 '23

Proposal: ChainIDE, a web-based developer tooling platform

Does ChainIDE support XDC blockchain now ? If you need techno...

Apr 10 '23

How to export private key from keystore

If you created an account with command XDC account new and yo...

Mar 31 '23

XDC Private Network stuck at block 1799 with error " Failed to prepare header for new block err="list M1 not found "

You can add my telegram: gzliudan

Mar 28 '23

XDC Private Network stuck at block 1799 with error " Failed to prepare header for new block err="list M1 not found "

Please run 3 signers, not 2 singers in a network. The error o...

Mar 28 '23

XDC Private Network stuck at block 1799 with error " Failed to prepare header for new block err="list M1 not found "

How about your private network now ?

Mar 26 '23

Hosting XDC Private Network Problems

You can refer to my documents: the setup guide the .env fil...

Mar 22 '23

[Solved]Smart contract Verify&Publish errored out in Apothem explorer

Please update solidity compiler to v0.4.26, then try again.

Mar 22 '23

[Solved]Smart contract Verify&Publish errored out in Apothem explorer

I deployed your contract with hardhat, and fail to verify it ...

Mar 22 '23

[Solved]Smart contract Verify&Publish errored out in Apothem explorer

Please set Optimization to No, then try again.

Mar 17 '23

Setting Up Private Blockchain Network

You can try this PR: github.com/XinFinOrg/XDPoSChain/pu...

Mar 16 '23

[WIP]XDC private blockchain Fail to create tx sign for signer error

You can try this PR: github.com/XinFinOrg/XDPoSChain/pu...

Mar 16 '23

XDC Private Network stuck at block 1799 with error " Failed to prepare header for new block err="list M1 not found "

You can try this PR: github.com/XinFinOrg/XDPoSChain/pu...

Mar 16 '23

graph-node v0.29.0 for xdc is released

Support docker compose now: github.com/Carry-So/graph-node#1...

Feb 4 '23

Graphnode Xinfin Compatibility Project （Done）

Support docker now: github.com/Carry-So/graph-node#1-d...

Feb 4 '23

BlocksScan Needs Your Suggestion.

Need API which is compatible with EtherScan protocol

Dec 29 '22

(Closed)Contract not working

This depends your business requirements. Maybe WXDC is more c...

Dec 16 '22

(Closed)Contract not working

I use https://remix.ethereum.org/ with RPC https://erpc.apoth...

Dec 16 '22

(Closed)Contract not working

I use remix deploy contract, and call function disperseXdc.

Dec 16 '22

(Closed)Contract not working

Should add function receive() into contract, so contract can ...

Dec 16 '22

(Closed)Contract not working

I add a function receive() external payable {} in contract Hu...

Dec 16 '22

(Closed)Contract not working

The format of ["1000000000000000000","1000000000000000000"] s...

Dec 16 '22