# docker buildx debug Start debugger ### Subcommands | Name | Description | |:---------------------------------|:--------------| | [`build`](buildx_debug_build.md) | Start a build | ### Options | Name | Type | Default | Description | |:------------------|:---------|:--------|:---------------------------------------------------------------------------------------------------------| | `--builder` | `string` | | Override the configured builder instance | | `--detach` | | | Detach buildx server for the monitor (supported only on linux) | | `--invoke` | `string` | | Launch a monitor with executing specified command | | `--on` | `string` | | When to launch the monitor ([always, error]) | | `--progress` | `string` | `auto` | Set type of progress output (`auto`, `plain`, `tty`) for the monitor. Use plain to show container output | | `--root` | `string` | | Specify root directory of server to connect for the monitor | | `--server-config` | `string` | | Specify buildx server config file for the monitor (used only when launching new server) |