# Breaking Changes

> Code, package and behavior changes to check when upgrading TX Text Control .NET Server from 30.0 to 34.0: Core engine, backend port 4283 and licenses.licx.

- **Product:** TX Text Control .NET Server
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control .NET Server > Installation Guide > Upgrade Guide > Breaking Changes
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/llms-full.txt

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## On This Page

- [How to Use This List](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#how-to-use-this-list)
- [Version 34.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#version-34-0)
- [Version 33.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#version-33-0)
- [Version 32.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#version-32-0)
- [Version 31.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#version-31-0)
- [Version 30.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#version-30-0)
- [Versions Before 30.0](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#versions-before-30-0)
- [Next Steps](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/breaking-changes/#next-steps)

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## Nearby

- **Previous:** [Updating npm Packages](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/npm/llms.txt)
- **Next:** [Migrating From Previous Versions](https://docs.textcontrol.com/tx-text-control-dotnet-server/installation/upgrading/previous-versions/llms.txt)