Troubleshooting

Occasionally, updating the tools will lead to errors that files are missing or cannot be overwritten. This can be for a wide range of reasons, but a full reset of the installations can help. On Linux or macOS systems, the following command takes care of deleting anything rustup installed:

$ rm -Rf ~/.rustup

Windows's PowerShell now supports many Linux-like commands:

PS> rm ~/.rustup

This leads to the same result. After deleting the current installation, install rustup from scratch—this should install the latest version.

Now, let's go behind the scenes to understand the code better.