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Questions tagged [substrate]

Substrate is a framework for Blockchain prototyping and development written in Rust. It has its own community in the network, Substrate Stack Exchange.

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Compilation error with adding pallet_contracts to substrate runtime `environmental!(executing_contract: bool);`

After doing everything with certain documentation i am having issues while compiling pallet_contract. I want to add pallet_contracts to the substrate runtime . Done everything in order but having this ...
Md Raisul Islam Rony's user avatar
0 votes
1 answer

ERROR Cannot read properties of undefined (reading 'dots')

Error while running npx @substrate/playground-cli
Amina Munawara Tamton's user avatar
0 votes
1 answer

error[E0282]: type annotations needed

While I was building a subsrate node using cargo build I got this error message. [ How to solve this??
Amina Munawara Tamton's user avatar
2 votes
1 answer

Substrate purge-chain expects a spec file

Working from a substrate-node-template generated with the tools at, I'm having trouble purging the chain. According to this tutorial, the command ./target/release/substrate-...
jay's user avatar
  • 121
4 votes
1 answer

LibP2P v DevP2P

Why is are new projects (ETH 2.0, Polkadot (Substrate) ) favouring Libp2p over DevP2P? I have seen this answer, but it doesnt really drawn strict comparisons. What is the distinction between libp2p, ...
0xsegfault's user avatar
  • 1,260