# LibTmux.Workspace.WorkspaceServerStartup.RequireExisting

- **Module:** LibTmux.Workspace
- **Package:** LibTmux.Workspace
- **Language:** C#
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux.Workspace/WorkspacePlan.cs#L9
- **Page:** https://libtmux.org/en/csharp/latest/workspace/reference/libtmux-workspace-workspaceserverstartup-requireexisting/

Requires a daemon observed during planning and preserves its generation.