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3 votes
1 answer
89 views

Mapping throws error when trying to use custom struct INK 4.0 beta

2 votes
2 answers
117 views

Unable to deploy INK 4.0 beta smart contract

1 vote
0 answers
18 views

I am having issues with implementing swap fees on transfer for DEX

1 vote
0 answers
9 views

What happens to smart contracts when breaking changes are introduced to ink?

1 vote
0 answers
33 views

Substrate account abstraction

1 vote
0 answers
26 views

I want to clone a stable coin project in Rust but having a lot of errors

1 vote
1 answer
22 views

How to send fix amount of balance to contract address

0 votes
1 answer
171 views

ERROR: Error invoking `cargo metadata` when trying to compile INK! 4.0 smart contract

3 votes
1 answer
57 views

duplicate lang item in crate `ink_env` - astar-frame/astar

0 votes
0 answers
23 views

can cross contract calls be done across different polkadot chains?

0 votes
1 answer
17 views

Writing Test in ink! smart contract

1 vote
1 answer
19 views

Issue with cargo test and ink! Flipper contract

1 vote
1 answer
93 views

How can I send a native token from a contract to an externally owned account in an ink smart contract?

0 votes
0 answers
46 views

could not compile `proc-macro2` (lib) due to 3 previous errors

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