1. The pallet-contract version is 0.9.29
  2. Error uploading new contract using Polkadot.JS

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1 Answer 1


This is the issue with polkadotjs-ui, try deploying your contract with https://contracts-ui.substrate.io/, as mentioned in ink documentation https://use.ink/getting-started/deploy-your-contract/#using-the-contracts-ui

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