# Breaking Changes

> Which TX Text Control .NET Server versions from 30.0 to 34.0 need upgrade work, from backend port 4283 to licenses.licx, linked to the detailed Upgrade Guide.

- **Product:** TX Text Control .NET Server
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control .NET Server > What's New > Breaking Changes
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/breaking-changes/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/breaking-changes/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/breaking-changes/llms-full.txt

---

## On This Page

- [Versions With Changes](https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/breaking-changes/#versions-with-changes)
- [Related Pages](https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/breaking-changes/#related-pages)

---

## Nearby

- **Previous:** [Service Packs](https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/service-packs/llms.txt)
- **Next:** [Deprecated APIs](https://docs.textcontrol.com/tx-text-control-dotnet-server/whats-new/deprecated-apis/llms.txt)