# While deploying the contract I am getting this error error: provider: Server returned 404 Not Found:

**URL:** https://forum.fuel.network/t/while-deploying-the-contract-i-am-getting-this-error-error-provider-server-returned-404-not-found/5176
**Category:** General
**Created:** [April 24, 2024, 5:23pm UTC](https://forum.fuel.network/t/while-deploying-the-contract-i-am-getting-this-error-error-provider-server-returned-404-not-found/5176 "2024-04-24T17:23:00Z")
**Posts on this page:** 1
**Showing post:** 3

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### Author: ![calldelegation](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.fuel.network/calldelegation/32/1484_2.png) [@calldelegation](https://forum.fuel.network/u/calldelegation)
#### Post date: [April 24, 2024, 9:44pm UTC](https://forum.fuel.network/t/while-deploying-the-contract-i-am-getting-this-error-error-provider-server-returned-404-not-found/5176/3 "2024-04-24T21:44:09Z")

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Just want to chime in here as I suspect you are trying to use a custom toolchain for forc `v0.55.0`.

> [@Server returned 404 Not Found](https://forum.fuel.network/t/server-returned-404-not-found/5169/2):
>
> Hey @chappie1998! I can see that you’re using a custom toolchain to use forc v0.55.0, the official beta-5 toolchain on supports forc up to v0.49.3. The problem you’re facing is simply because the testnet release is not ready yet and theres a version mismatch. On top of that there is no faucet for the devnet so you wouldn’t have any ETH to deploy with. Good news is that all of these things are coming very soon in the next couple of weeks. i.e. The PR here: As always appreciate your patience a…

TLDR;  
Theres a version mismatch of using the latest vesrion of Sway as the devnet is not ready yet.

Please let us know how we can help further 🙂

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