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7 votes
Accepted

Wider Parachain Testing: Westend or Rococo?

This is indeed a very good question. Rococo is the testnet for all parachains in the Ecosystem (as announced on last Sub0 Conference), and all teams that want to try out being a Parachain, or building ...
Santiago Balaguer's user avatar
5 votes

What is the exact date that `transfer` method as an alias will be deprecated on Westend and Polkadot mainnet

It is hard to give an exact date of when the transfer method will be completely removed and hence become unavailable. What you mentioned in your question is all correct and you can try to calculate 3 ...
dominique's user avatar
  • 1,693
4 votes
Accepted

Balance transfer fails when sending to the AccountIndex

This is not supported on-chain: https://github.com/paritytech/polkadot/blob/fb2c9ae0eece5a79356f7e7271cf3232f0143b0c/runtime/westend/src/lib.rs#L155 You always need to do the id lookup off-chain. ...
Bruno's user avatar
  • 8,315
4 votes
Accepted

Westend PartialFees in version 9190

So for sidecar specifically this is a bug due to TransactionByteFee being changed to LengthToFee in v9190. We use that perByte value to help calculate the partialFee within our helper package called @...
Tarik Gul's user avatar
  • 1,131
3 votes
Accepted

Polkadot - westend/westmint: how to create a pool using the asset conversion pallet?

As you mentioned above, the createPool call expects MultiLocation parameters of either Native or non-native AssetIds. For example: from the perspective of AssetHub, an AssetHub asset with an AssetId ...
Cameron Marshall's user avatar
3 votes
Accepted

Rpc payment_queryFeeInfo fails on Westend 9310

Generally (this is not the first time this happens), this indicates a mismatch between the node and runtime versions, i.e. the RPC node calls into the runtime and then cannot decode the response. ...
Jaco's user avatar
  • 5,865
2 votes
Accepted

Signature getting rejected by node when submitting a balance transfer on Westend

After going down a rabbit hole with signatures and different implementations, I managed to get it working using the official schnorrkel crate. I also had a bug where if I defined an immortal era, my ...
georgiosd's user avatar
  • 277
2 votes
Accepted

RPC-CORE: queryInfo(extrinsic: Bytes, at?: BlockHash) ... failed on weight: u64

Since the 9.2.2 release of Polkadot JS API, we need to not only update all apis to the latest, but also some are replaced. in my case: api.rpc.payment.queryInfo is replaced with api.call....
Kami's user avatar
  • 537
2 votes

How to Transfer $WND Tokens from Westend going to Westmint to MINT Fungible Token?

There used to be a teleport item in the menu under Accounts or Network if I recall but I see this is no longer there. But worry not, there is a way :) You will need to craft an extrinsic from the ...
Chevdor's user avatar
  • 566
2 votes
Accepted

Westend/Westmint: Difficulty in Minting a Fungible Asset in Westmint

So after some research I found your address: https://westend.subscan.io/account/5EfFtggHCobGTgfS7FuAvnyuZfZhX2RDc2TbgMSGfPqPebdX So you did get 2x 1 WND. WND are tokens for the Westend network. This ...
Chevdor's user avatar
  • 566
2 votes

Westend/Westmint: Difficulty in Minting a Fungible Asset in Westmint

Also, why do you have 1 !drip request quota on your faucet? This is to prevent hoarding and attacks against the network. I find it hard to test with all this blockers you set in place. They're ...
Chevdor's user avatar
  • 566
1 vote
Accepted

Westend Bond TX failed with unclear reason

Let's check the Subscan link, here you can confirm that the ExtrinsicFailed and display more information about it: We can see the dispatch_error that has a index 6 and an error 0x02000000. To ...
Alex Bean's user avatar
  • 5,757
1 vote
Accepted

AssetConversionApi (asset_conversion_pallet) - How to encode function input parameters in price and reserves RPC calls?

Install polkadot/api and use api.createType and u8aToHex to encode the parameters Code Example: Installation: yarn add @polkadot/api Usage import { ApiPromise, WsProvider } from '@polkadot/api'; ...
Nikola Grujičić's user avatar
1 vote

Westend/Westmint: Difficulty in Minting a Fungible Asset in Westmint

There are 2 open issues which might solve your problem https://github.com/paritytech/polkadot-testnet-faucet/issues/152 https://github.com/paritytech/polkadot-testnet-faucet/issues/151 The westend ...
Mak's user avatar
  • 111
1 vote
Accepted

Is the Westend deployment process same as Rococo?

Rococo is a testnet built for testing parachains. Initially conceived to test parachain functionality back in summer 2020, it has now evolved to become the testnet for teams building parachains in the ...
Alex Bean's user avatar
  • 5,757
1 vote

incorrect balance response

Maybe add more prints to check if is doing the proper calls. I have tried the same using a basic script with PolkadotJS const { ApiPromise, WsProvider } = require('@polkadot/api'); async function ...
Alex Bean's user avatar
  • 5,757
1 vote

incorrect balance response

Looks like the library you are using is not up-to-date with the current Westend version. In particular - it decodes the response of System.account using the old definition of AccountInfo. Notice that ...
Valentun's user avatar
  • 220
1 vote

How to use `asMultiThreshold1` within the multisig pallet

The as_multi_threshold_1 function can be useful when you need to allow people to share an account with full permission to use it. A real use case scenario could be for example a business that has a ...
dominique's user avatar
  • 1,693
1 vote

Possibility of Deploying Substrate Kitties to Testnet

At the moment of writing Westend is not available for public testing. Though you should be able to request a temporary slot for Rococo by opening an issue here. Although, I believe you won't leverage ...
Alejandro Martínez's user avatar
1 vote
Accepted

Era taking longer than expected on Westend?

hmm just checked it now and looks fine to me: Network > Staking > Overview Consider reloading.
Bruno's user avatar
  • 8,315
1 vote

how to teleport assets between statemint and polkadot in javascript

well~.i have found the result finaly.any one has the question can see https://github.com/polkadot-js/apps/blob/master/packages/page-parachains/src/Teleport.tsx#L77-L126 my test code is as follows: ...
polaris's user avatar
  • 29

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