All Questions

Have recently rotated KES following steps. I cannot get any block to get adopted despite being selected as a slot leader number of times already. As you can see Guild LiveView tool shows that KES kes ...

For lecture 10 of plutus pioneering program, we had to run cabal run uniswap-pab to create the contract IDs. I got this error: cabal: Failed to build eventful-sql-common-0.2.0 (which is required by ...

I have a docker-compose.yml file which I use as a devcontainer for VSCode. Part of my application requires access to cardano-db-sync so that I can query the database for transaction information. I am ...

I have a strange situation where running the cli from a .net Process.Start() it works all of the time (on tested addresses), but on 1 address it just freezes - process.WaitForExit() never exits. When ...

Making this query to my cardano-cli cardano-cli query pool-params \ --stake-pool-id pool13crd2ljx87988umk22er6ynwadfwdqupdpcq6prc6v59z62kxse \ --mainnet Makes my cardano-node goes down. Is ...

Is there a penalty for having two block-producing (BP) nodes in a pool that try to mint a block in the same slot? For example, I'd like to bring up a new BP node in another region, but that results in ...

I'm starting out with the Plutus Pioneer Program at https://github.com/input-output-hk/plutus-pioneer-program. One of the first steps is to clone the Plutus repo https://github.com/input-output-hk/...

I have created a new Yoroi wallet but I want to transfer ADA from Daedalus wallet, but I don't know how. For example: I have 20 ADA that I want to send to a Yoroi wallet and I want to send them from a ...

I have an question about the asset fingerprint. For example here: https://pool.pm/333427e94971f530653bb945f34f914252ad570c0b84dfd8c8e8c97b.ExtraHate067 it shows ...

I have created a new Yoroi wallet and I want to send ADA to the newly created Yoroi wallet, but I don't know how.

Daedalus wallet is a 'full node wallet' does that mean it acts like a validator node on the network while active? or does it simply mean that it validates all the transactions on the blockchain for ...

Every transaction needs to include at least 1 ADA (See: Is there a minimum amount of ADA I can send in a transaction?). I want to send a native token to someone else, but I don't want to send them the ...

In some answer (see there) someone explained that there are several benefits for the two accounts system (one spending account and one reward account). What are those benefits? Wouldn't it be more ...

Is there any way to make datum data only visible to a smart contract that owns the UTXO? For example, lets say I wanted to make a guessing game. In this game, person A selects a number and creates an ...

In the docs about validators a function named unstableMakeIsData is used, but has the following comment: -- 'unstableMakeIsData' is a TemplateHaskell function that takes a type name and -- generates ...

The Cardano native token documentation explains how the the native tokens can be transacted and that a fee in ada is required for the transaction (min-ada-value). They continue with 'If the address is ...

I'm using Yoroi and want to switch to another stake pool. I never withdrew my rewards from the current pool. What happens to my rewards when I switch pools? Do I need to withdraw them before I switch ...

I am not seeing the image of the NFT I minted a couple of hours ago on pool.pm. I used the standard recommended by Alessandro Konrad and Smaug in https://github.com/Berry-Pool/CIPs/blob/master/CIP-...

I'm setting up a node on my mac. It's been stuck on "Building network-3.1.2.1 (all, legacy fallback)" for a couple of hours now. Is this normal, or have I got something wrong? Thanks

I am looking to get the bech32 stake address from a bech32 shelley address. I think I have to decode the shelley address, take the stake address part and encode it again. I looked here: https://github....

As far as I can tell, once some blockchain data is fed into a hash, this creates an epoch nonce that is used to define the slot leaders in that epoch. How is the nonce used to select slot leaders, and ...

How about just backup and restore chain/immutable directory for Daedalus installation or updates, even across machines. Can that avoid the wallet downloading it again after the installation? Also, are ...

I'm comparing various cloud server providers and I'm trying to understand the best storage options to run a stake pool in the cloud. Is a persistent disk better than an attached SSD? A persistent disk ...

The pledge is just a delegation to the stake pool signed with the owner key. My question about the pledge amount, are the stake address' rewards counting towards the stake pool pledge as well or just ...

In the PPP lecture 7 state machines are introduced. They are used to make the guessing game more concise. One of the situations is where the first player has won and needs to prove their guess by ...

I have seen three types of stake pool nodes mentioned. Active Relay Passive How do they differ in purpose and function?

I am checking Cardano documentation to develop Cardano POC for my Dapp, found some good examples to create contracts using online application i.e. Plutus (https://playground.plutus.iohkdev.io/). ...

This question is related to my previous question: When are the snapshots for the active stake in an epoch taken? The active stake of a pool is used to calculate the rewards. What kind of system ...

A stake pool always has an "active stake" and a "live stake". "Active stake" refers to the amount of ADA that is used for rewards calculation in the current epoch. "...

I have a hardware wallet. I have decided to reinstall the Daedalus wallet and link it to my hardware wallet. Does anyone know of a tutorial? When I reinstall the Daedalus wallet and connect my ...

I'm a little confused about the following code（from EnglishAuction.hs）: auctionInstance :: Scripts.ScriptInstance Auctioning auctionInstance = Scripts.validator @Auctioning $$(PlutusTx.compile [|| ...

I need someone to explain to me line by line. The code is from plutu tutorials. https://docs.cardano.org/projects/plutus/en/latest/plutus/tutorials/basic-validators.html All the code in that page I ...

So I just realized today that the staking key for a wallet is persistent, namely that every public key of that wallet will generate the same staking key. This appears to undercut the technique to use ...

I have noticed the frequent appearance of two consecutive apostrophes in Haskell code. Like this: newtype Date = Date Integer data EndDate = Fixed Integer | Never unstableMakeIsData ''Date ...

I was able to get mallet running with the command ./mallet iele -d . I created a simple contract that works in Remix but when I try to compile the contract using iele I get a Uncaught 'Compiler error: ...

I tried to equip the EnglishAuction.hs contract from Plutus Pioneer Program week 01 with test routine designed according to what Lars presented in later lectures: doTest :: IO() doTest = ...

I started following the lectures on youtube and got this error when I try to build the English Auction Warning: The build command is a part of the legacy v1 style of cabal usage. Please switch to ...

I just updated the daedalus wallets to the 4.1.0 version. When I launch it, it says Verifying the blockchain (50%), once it completes it resets and starts from 0% again. Also, it says: Cardano is not ...

I'm re-watching the Plutus Pioneer Program and in the video #2 I don't exactly get it here: https://youtu.be/E5KRk5y9KjQ?t=1782 There's the same contract code used by Wallet1 and Wallet2. Each of them ...

trying to migrate away from the playground and seems like PAB is the way to go. The plutus starter repository orignally seems to be the best place to start but it seems to be outdated (i.e. still ...

I am looking to issue voting Tokens. The basic idea is that I will send something like 100 tokens to 10 people. Then there will be three wallets that act as ballot box. In order to incentivise the ...

I'm guessing it means remove the token from circulation, permanently. In a real-world example that would be akin to literally throwing cash into a fire? What are the technical details involved in the ...

I think, one of the next steps on blockchain is to use identity/governance, to enhance the frozen/detained value in people's belongings. We could change commerce between and amongst cities, help the ...

I'am very new to the blockchain community and I have a new project that i'am starting to work on using the Cardano Blockchain and its crypto ADA. I stumbeled upon the name "ADA SDK" and I ...

I'm running an instance of cardano-wallet which is already pointed at my Daedalus node socket. Would it be safe/possible to point to the wallets directory of Deadalus via the --database argument?

Will we ever have to and from fiat conversion available in the wallet? This would go a very long way in adopting and using Cardano. Currently, using exchanges is a rip-off in fees and a headache in ...

I found several Articles which deal with Minting Policy's for native tokens as: https://cardano-ledger.readthedocs.io/en/latest/explanations/policies.html#minting-policy https://github.com/input-...

In another question Andrew Westberg mentions that staking rewards are not stored as UTxOs to save space on the blockchain. My question is: how exactly are those rewards associated with one's stake ...

How should the users prepare for the upcoming Alonzo hard fork? Will it be as simple as just updating the Daedalus wallet when it's out, or are there some precautious actions that we have to take (...

Having this Graphql query I know how many blocks this pool has produced on this epoch. query stakePoolById($poolId: StakePoolID!) #$epochId: Int { stakePools(where: { id: { _eq: $poolId } }) { ...