Gm #developers 🙂 Wonder why you can't deploy a contract to #zkSync Era mainnet?
Read this article: era.zksync.io/docs/dev/building-on-zksync/contracts/contract-deployment.html
And try to use my deploy script: github.com/ustas-eth/zksync-deploy-Greeter
Here is a deployment, try it! explorer.zksync.io/address/0x1c61d24F9926c63d03992Bb09eE50cF844A83534#contract