Questions tagged [rococo]

Questions about the Rococo test network.

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Rococo testnet Parachain is not peering and Producing Blocks

I found similar questions but it doesn't help me. I am struggling to peers two node and produce block. Everything works fine in rococo-local, Below is the process that I followed, collator-node01 ./...
Ganesh11's user avatar
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1 answer
102 views

Rococo node crashing due to beefy gadget

I am attempting to run a Rococo node from scratch. The command I am using is ./target/release/polkadot --chain=rococo --base-path /hdd/work/fat-db/rococo-actual --enable-offchain-indexing true --sync ...
Shoeb Siddiqui's user avatar
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0 answers
71 views

Rococo testnet Parachain is not Producing Blocks?

I'm trying to connect to rococo testnet as a parachain using own customized parachain ! It works locally and produces blocks when connected to local Relay chain But when connected to Rococo it doesn't ...
Muhammad Tabish's user avatar
0 votes
1 answer
36 views

What does Alice polkadot account mean?

In the polkadot account there is a private key and a public key. What does the predefined account "Alice" means? I mean in the pre defined account is "Alice" is the title of the ...
Syed Kamran's user avatar
1 vote
1 answer
36 views

Storage Migrations on Rococo?

GM everyone, has anyone noticed storage migrations stopped running on rococo? We are on 0.9.43 and can not get migrations to run, both through the pallets or the runtime running trace logs doesn't ...
Sam Elamin's user avatar
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3 votes
2 answers
93 views

XCM Reserve Transfer Between AssetHub (Rococo) is Unroutable

I am testing transferring ROC between AssetHub and a Parachain. The HRMP channels are already open but when I submit try the following XCM Message: I get this error: [ { type: "...
chexware's user avatar
  • 325
1 vote
2 answers
73 views

ROCOCO next Para-ID is registered and seem to be "lost in space"

The next available para-id = 4290 para-id 4290 is showing in Overview but lighter shade (lost in space?) this is not a new issue (have seen it reported in Jun 2022. how do we proceed? thank you
blursotong's user avatar
2 votes
1 answer
42 views

Rococo can't warp sync - stuck at 16Mb finality proof download

I had some trouble recently syncing Rococo from scratch (forcing OOM on servers) so I wanted to use warp sync as a workaround. But on different servers and on local machine, finality proofs download ...
bLd's user avatar
  • 182
1 vote
1 answer
49 views

Setting up an HRMP Channel between a Parachain and Rococo Asset Hub (Rockmine)

I'm currently working on understanding the process for establishing an HRMP channel between a parachain and the [Rococo Asset Hub][1] (Rockmine). I'm wondering whether a motion to the governance is ...
bgodlin's user avatar
  • 11
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1 answer
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How to test parachain after slots acquired?

I have acquired parachain in rococo test chain with parachain 4,285. After that I try to start the collator node using following command as shown in Acquire a testnet slots tutorial, ./target/release/...
Ganesh11's user avatar
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why assigned rococo parachain slots in parathread?

My assigned slots Id in rococo, it was listed in parachain-overview section but now it is in Parathread section with leases 456 - 460. What is the meaning of this? Someone please explain.
Ganesh11's user avatar
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1 answer
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What after slot assigned?

We now assigned slots here. and I can see my paraId in Network->Parachains->Overview section. I also started the collator node but not blocks are producing. this is log after running collator ...
Ganesh11's user avatar
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4 votes
1 answer
63 views

rococo-contracts-rpc.polkadot.io, upgrade their nodes to the latest avaliable version

Does anyone know when the rococo-contracts-rpc.polkadot.io is going to upgrade their nodes to the latest available version ? Error: Ink version:
Evil Kyle's user avatar
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2 votes
1 answer
29 views

Rococo Slot Request problem on adding file

When requesting Rococo slots here, there are two options: Upload your Genesis Head (genesis state) - Do not submit a compressed file. Upload your Validation Code (genesis runtime Wasm) - Do not ...
Ganesh11's user avatar
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0 votes
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45 views

Thread 'main' panicked at 'Validator in session 1 missing keys!'

Now I am acquiring testnet slots in rococo, In modify-the-chain-specification-file steps 5, it says Add the public key for your account to the session keys section. I added like this, but while ...
Ganesh11's user avatar
  • 1,208
2 votes
1 answer
68 views

Steps to connect chain to rococo test

I have chain built using substrate-node-template. Now what are the steps to connect my chain to Rococo test network?
Ganesh11's user avatar
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Event on factory can't be emitted

I'm working on an an ink! contract and trying to establish a factory contract to enable indexing for each deployment using a subquery subgraph. For this purpose, we emit an event whenever a successful ...
Gabriel Gonzalez's user avatar
3 votes
1 answer
102 views

How to list all the parathreads in a Polkadot network?

I want to get the list of Parathreads in my network. In this previous question: How to list all the parachains in a Polkadot network? it explains how to get a list of all parachains in the relay chain,...
Alex Bean's user avatar
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3 votes
1 answer
60 views

Nodes not connecting to Rococo relaychain

We are having issues with RPC & Collator nodes connecting to Rococo relaychain. The running chain works but once we restart any node, it cannot find relay peers on the relaychain and thus stalls / ...
Nico 's user avatar
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4 votes
0 answers
74 views

Upload and Deploy code in Rococo Contract (Testnet) and Shibuya Testnet not working?

I am experimenting with cross contract with a combination of psp22 and psp37 in my project. But there is a problem when uploading json file and wasm file and deploying. It just shows the "...
Thien Xuan Bui's user avatar
2 votes
0 answers
106 views

Rococo collator running on aws eks fails and restart every few minutes

I have a rococo collator running on aws eks that keeps failing, here are the logs: 2023-04-23 01:49:19 [Parachain] 💤 Idle (0 peers), best: #0 (0x3865…1210), finalized #0 (0x3865…1210), ⬇ 0 ⬆ 0 ...
Sebastian's user avatar
  • 153
1 vote
2 answers
159 views

StorageDepositLimitExhausted error when trying to deploy contract on Rococo

I got this error when I was trying to deploy my ink! smart contract on Rococo: **StorageDepositLimitExhausted More storage was created than allowed by the storage deposit limit.** What might be the ...
Julyp Julius's user avatar
2 votes
1 answer
76 views

How to fix slow parachain block time on rococo-local?

Hello valuable Substrate community, I started two rococo-local relaychain validators and one custom parachain. The target block time of the parachain is 12 seconds, but the actual block time is 24 ...
Chralt's user avatar
  • 523
3 votes
1 answer
52 views

Solochain to Parachain Block Production Problem - "Discarding slot xxx, block production took too long"

The following is a current issue when migrating from a Solochain to a Parachain (presently as a test on the Rococo relay chain): On the Rococo chain, we are unable to produce new blocks - it is ...
Josh's user avatar
  • 415
2 votes
1 answer
58 views

"Contracts on Rococo" down?

gm, tried setting up my boilerplate https://inkathon.xyz with contracts on rococo as suggested in the docs: https://use.ink/testnet. unfortunately, neither i'm able to receive funds from the faucet (...
Dennis Zoma's user avatar
3 votes
0 answers
30 views

Dali parachain is not in Rococo anymore?

I’m working on an SDK for XCM and I made some examples using Rockmine and Dali. I noticed today the Dali rpc isn't working and isn’t in parachains list in Rococo. I tried to transfer ROC from Rockmine ...
Ruben G's user avatar
  • 333
0 votes
0 answers
75 views

revert option is not working

We are facing a returning "Too many sibling blocks inserted" error then all 4 collator nodes would stop block production. I did some research into the issue and one of the possible solution ...
Zoltan75's user avatar
3 votes
1 answer
51 views

How to launch substrate chain on server?

Currently i am running my Parachain on rococo-local and it is working as expected. Now i need to host my parachain on server so that my app can use it. Is there any guide/process how can i do it?
Pankaj's user avatar
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0 votes
0 answers
21 views

Is there any documentation/tutorial for bidding process?

We are planning to integrate our parachain on Polkadot. We do not want to go for crowd loan and want to apply for direct bidding. Is there any tutorial/guidelines? Would it be possible to test bidding ...
Boleng's user avatar
  • 413
0 votes
2 answers
27 views

Should we generate chain spec only on corresponding servers?

This might be a weird question. We are preparing our parachain for Polkadot. We have deployed our parachain on testnet, which we have connected with Rococo. We have generated chain specs for testnet ...
Boleng's user avatar
  • 413
2 votes
3 answers
97 views

What should be ideal hardware specifications for a Parachain?

We are working on a parachain and planning to integrate with Polkadot relay chain. When we deployed our parachain on testnet and tried to integrate with Rococo, we realised that less than 500 GB and 8 ...
Boleng's user avatar
  • 413
0 votes
1 answer
32 views

Getting canonicalize elem error on Rococo fork [closed]

We are getting the error message below on Astar's custom relay chain, forked from Rococo, runtime is rococo/9310. Could not canonicalize elem at pos 1549631 using key [12, 109, 109, 114, 63, 165, 23, ...
bLd's user avatar
  • 182
0 votes
0 answers
22 views

Problem in syncing with Rococo: Getting Database Block import error [duplicate]

I have been trying to connect my parachain with rococo. Initially it works fine after starting the node but after few hours, it stops syncing and gives below error 2022-12-17 15:29:54 [Relaychain] ...
Boleng's user avatar
  • 413
2 votes
1 answer
109 views

How to get DB snapshot for Rococo

Polkadot and Kusama snapshots are available here https://polkashots.io/ but I couldn't find for Rococo. Can somebody please guide me to find DB snapshot for Rococo?
Boleng's user avatar
  • 413
0 votes
1 answer
60 views

whats the difference between the two different sovereign account addresses?

There are different sovereign account addresses here, what are the differences?
Decentration's user avatar
  • 1,366
0 votes
1 answer
60 views

FailedToTransactAsset when trying to establish HRMP when using XCM

Getting error: FailedToTransactAsset Sender: 2113 Receiver: 2000 Sovereign account of 2113: 5Dt6dpkWPwLaH4BBCKJwjiWrFVAGyYk3tLUabvyn4v7KtESG (contains ~5 ROC) This is the call made to make the HRMP ...
Decentration's user avatar
  • 1,366
2 votes
1 answer
64 views

Is the Westend deployment process same as Rococo?

Rococo is testnet for Kusama and Westend is testnet for Polkadot. To prepare parachain for Kusama, we have to test our application on Rococo. Likewise, we should test our parachain on Westend before ...
Boleng's user avatar
  • 413
1 vote
0 answers
24 views

Having both long term and short term slots on Rococo

Is it possible to have both a long term slot and also a short term slot on the Rococo test relay chain? We currently have a long term slot but would like the possibility of having a short term slot ...
Andy Bell's user avatar
11 votes
1 answer
519 views

How to open HRMP channels between parachains?

I can see that many parachains have opened HRMP channels on Rococo and are beginning to experiment with XCM: Source: https://dotsama-channels.vercel.app I would like to open HRMP channels between ...
Bruno's user avatar
  • 8,140
1 vote
1 answer
46 views

Rococo Parathread / Parachain -> Slot Rotation still working?

i am proud owner of a rococo Parathread with the ID 3025 - once there was the slot rotation and from time to time ( 3 days interval ) the parathread became a parachain. I am wondering if there is a ...
helixstreet's user avatar
1 vote
1 answer
40 views

Rococo reset schedule

I apologize for the vague intro in advance :) Some time ago, I was told by someone or read somewhere that Rococo testnet will reset every so often. By this I mean a complete DB wipe, starting from ...
Dinonard's user avatar
  • 562
2 votes
1 answer
228 views

When there is a new Chain Spec version how do we know where to add things?

We're updating our relay chain test and its time to create a chain spec. When i generate a plain chain spec (from polkadot repo) it seems i still get some raw output: ./target/release/polkadot build-...
Decentration's user avatar
  • 1,366
3 votes
1 answer
69 views

Can you register parachains with custom code on Rococo?

I can see this phrase, while I am building 3 parachains on rococo testnet. Are there any ways to use the different runtime codes customized for each parachain?
TinyDev's user avatar
  • 57
4 votes
1 answer
121 views

Finality 502 blocks behind production on our relay testnet

After fixing stalled finality which was due to 5 of 13 valdidators broken, finality is now 502 blocks behind, but it is not catching up to production. We get this error: 2022-09-29 20:13:03 Safeguard ...
Decentration's user avatar
  • 1,366
6 votes
2 answers
214 views

Barrier error during initiating HRMP channel with Rockmine on Rococo

I want to open HRMP channel with Rockmine on rococo. But I got the Barrier error and can't understand what is wrong with my request. This is my encoded call data ...
rust.dev's user avatar
  • 509
2 votes
1 answer
42 views

Migrating from short-term to long-term slot on Rococo

We had a temporary slot with para_id 3026 previously and wanted to request for long-term slot (now that we have launched on Kusama) with the matching 2119. We thought the procedure is to: generate ...
Eric's user avatar
  • 57
4 votes
2 answers
82 views

Polkadot vs Rococo runtimes

I noticed various projects having multiple runtimes for Kusama, Polkadot and maybe a local-testnet. This makes sense as they can have different set of features. In my case I only want to test on ...
Yatusabes's user avatar
  • 766
0 votes
1 answer
129 views

Do I need the chain specification file of Rococco testnet to run my local parachain node?

I followed Connect a local parachain tutorial and successfully run my local parachain node with this command: ./target/release/parachain-collator \ --alice \ --collator \ --force-authoring \ --chain ...
Mabuu's user avatar
  • 3
0 votes
1 answer
205 views

How to start a Parachain on Rococo Testnet

I would like have a step by step process to get block production started with a parachain on Rococo testnet.
Mojo's user avatar
  • 95
4 votes
1 answer
308 views

Error with block built on XXX: Import failed: Unexpected epoch change

I'm trying to prepare a local parachain testnet. However, when I run two nodes at the same time, although the two nodes recognise each other no new blocks are added and I get this error: Error with ...
Darian Foulds's user avatar