All Questions

I'd like to monitor my flextesa nodes with Kiln. But when I try to connect my node, it says that node is "on wrong network" because Kiln is configured to monitor mainnet. How can I ...

In this question I asked why so much Tezos was burned when updating 380 cells in a grid. It's surprising to see how many bytes it actually took though. If you look at the transaction, there were 380 ...

What is the best way to implement a FA1.2 token with TZIP-016 metadata (symbol, name, decimals...)? I am using SmartPy. So far, I noted two methods: the first one is to implement a FA1.2 token with a ...

I was wondering if there is any explanation available to some unexpected behavior when trying to make multiple transactions to the same smart contract. Transaction We have an FA1.2 token whereby we ...

I have created an encrypted keypair using the tezos CLI using tezos-signer gen keys alias I was not given any mnemonic words, only a password that I had to set. I would like to use this address on a ...

I'd like to run some Tezos nodes in my private Docker network just for studying baking process and principles of blockchain in practice. But all instructions I could find are about how to connect main ...

I am trying to make a simple transaction using PyTezos. Based on this post, I got the following: (running on testnet, using test keys) from pytezos import pytezos from decimal import Decimal ...

Disclaimer: I am not familiar with technical aspects of Tezos nodes in depth. I am going to share my experiences I made while developing in the Tezos ecosystem. Lately I was using the tezos-client for ...

I've tried to type check create_contract.tz in mini_scenarios and had the following result. It is well-typed, but I'm wondering if the occurrence of the last comment /* [ pair (list operation) (...

I'm looking at this ethereum smart contract that iterates over an area in a 2D bool matrix to reserve pixels. When looking at a call to that ethereum smart contract for a 20x11 area, it used 0.0315 ...

I see there's a smartpy chainlink oracle example and a github repo for Harbinger. I briefly looked at the code and it appears they are for setting up Oracles + clients. Are there any existing XTZ/USD ...

The tezos-client allows users to generate a pair of public and secret keys in the command line: gen keys <new> [-f --force] [-s --sig <ed25519|secp256k1|p256>] ...

I've broken up my code into 2 contracts. FA2 contract and other one managing its data and providing additional functionality on top. This is to not overload a single contract, however, it does ...

I'd like to see more complex examples of smartpy being used in main net contracts. So far, I've found tzcolor's auction house contract SUPER helpful. Are there any other really good examples (that are ...

What are the technical differences between offchain views vs onchain entry points? I know one of the differences is that onchain entry points mutate while offchain views don't. Are there any other ...

Obviously the first answer is to try to avoid running into this scenario by having some flexibility in storing additional fields using maps (example). However, let's think about the scenario where ...

AFAIK, there is no way to update storage types(ex: can't add a new record field to a Map<sp.Nat, sp.record(a=1)>) of a contract after deployment. (Correct me if I'm wrong). This means, after a ...

I'm doing something like this, but the invalid scenario assertion fails. Is there a way to propagate the exception from the other contract? Or do I just have to test that contract separately? class ...

I'm trying to ensure my contract is upgradable and I learn best by looking at existing examples. Does anyone have any good examples to look at? Here are some links to previous stackoverflow Q&A's ...

If I delete one of my tezos account in ledger live ( I already removed all the XTZ inside that account), what will happen? I want to know what happens under the surface technically. Can I reuse it or ...

Is most of the fee coming from the storage? Or How can I know what % of the 6.49Tz burn came from what? Any suggestions on how can I could make this more efficient? https://better-call.dev/edo2net/opg/...

Per the BigMapAbstraction Taquito API docs, there isn't a way to fetch all the values in that map. Is the suggested way to fetch all of values in the map by doing batch queries on it then? Or what's ...

I'm getting this weird error when trying to call the mint entrypoint from another contract... I had additional parameters in the BuyLandRequest and was overriding the TezosHomepageAdNft.mint ...

I'm extending the smartpy FA2 template # FA2 = sp.import_script_from_url("https://smartpy.io/dev/templates/FA2.py") class TezosLandNft(FA2.FA2): ... which has the following offchain views ...

I'm trying to provide better error messages. I've tried several things already that don't work such as regular python fstrings, regular string concatenation. I'm tried to using the sp.string function ...

I can not log in to see my tezos coins. But i am sure that the password is correct. When i click on password forgot, i don’t recieve an email.

const op = await contract.methods .buy(contractParams?.height, contractParams?.width) .send(); I have a buy entrypoint and would like to pass in some parameters and some tez at the ...

First time I'm writing a smart contract. If anything doesn't make sense at all, feel free to call out what specifically doesn't make sense and suggest a better approach. Thanks! At a high level I just ...

In order to benchmark tranaction and block execution times, I want to log the start/end timestamps of each block and each transaction while baking, and also during validation. However this does not ...

I have a node running on Edo2net using tezos-client v8.2 with RPC port 8732. When I try to run another node on different port (8733) and different data dir, it's ok. But when I try to run a tezos-node ...

I've encountered several problems in trying to reconstruct an archive node. I've tried several machines and continue to encounter errors. I've tried both reconstructing an archive node by importing a ...

Good Day, I had a tz1 address wallet created on my node, (with funds transferred to) that has now suddenly disassociated/disappeared from the tezos node. I.e. tezos-client list known addresses ...

I have deployed a contract on a test net and I want to send some tez to it to test out some operations. When I try to send through Temple wallet, I get: Failed Unable to estimate transaction to ...

I want to call an Approve method on a FA1.2 token contract. Michelson code of Approve method at FA1.2 token contract: (pair %approve (address %spender) (nat %value)) My PascaLigo code: type ...

I know tezos has a self-governance process in which bakers vote. If in the future old tezos tokens need update possibly due to technological innovation or bugs, what will be done to old tezos tokens? ...

I am researching on how to parallelize transaction validation in Tezos, and I came across TezEdge and this blog. Both of these articles mention that they use OCaml Runtime FFI Pools, but my primary ...

The block explorer tzkt.io has both a edonet and an edo2net option. Are these two different blockchains and what is the difference between these two test nets?

While instantiating InMemorySigner, we should provide the "Encoded private key". Is there a way of generating this Encoded private key from the .json file I get from the faucet? Tezos....

I have some troubles to call a contract. This is the scenario: Contract B (Entrypoint method "transfer"): (pair %transfer (bytes %args1) (pair (string %args2) ...

hello I have a problem during the call to view the balance of an address by following the various tutorials, the following error is raised: this.rpc.getBalance is not a function and not return any ...

I recently started running a node on the edo2net test network. The endorser has been working fine. I had rights to bake a couple of blocks today, but both times the baker failed with a "Fitness ...

Is it possible for contract X to read the storage of contract Y without making a transaction? I think I understand how I can make X call a function on Y using a callback pattern. But since I only want ...

Since users who don't have enough tokens to participate in the governance process can delegate their stake to someone who can participate, does each delegate's vote have a different weight? Or is it ...

I have 9.9 tezos on my address tz2B35M8eHC6FhAVsQrtp8EBPri4H73w7W7C. I want to send all of it to another address tz1i4ezL2FZ1kZ8oqEY8n6wCr2eGRJPC4xin which has never been used and is thus empty. For ...

Could someone give a step-by-step approach of how to go from the operation inputs (e.g. sender, receiver, amount etc) to generating an opHash for an operation? Thanks

There are a lot of options when it comes to coding Smart Contracts on Tezos. My question is simple, which of the supported languages is the best in terms of support, east of use, documentation, and ...

Are there any constraints on valid entrypoint names?

I missed one of the endorsements due to an invalid signature. Why or how a remote-signer could produce an invalid signature? I am using a remote-signer with an HSM. Remote signer and HSM logs look ...

From where they are fetching the price of token i.e., exchange value ? How they are calculating Minimum Tokens Brought in operation xtzToToken ? How they are calculating Minimum XTZ Brought in ...

The Michelson document from the Tezos Developers Resources page states the following about the string type: Strings, with some usual escape sequences: \n, \, ". Unescaped line-breaks (both \n ...