# Null Safety setup

It is also necessary to add a **"null safety"** setting to the project.

Click on **run** in Android studio -> **Edit configurations** ->

<figure><img src="https://649870283-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MDPXy_4le1iZ83O009c%2Fuploads%2F5uZb78CgzkSWPIGrIKCF%2F%D0%A0%D0%B8%D1%81%D1%83%D0%BD%D0%BE%D0%BA27.png?alt=media&#x26;token=e5674092-7d82-4c1e-8636-860d17765a35" alt=""><figcaption></figcaption></figure>

And add into the line “**Additional run args”** string: “**--no-sound-null-safety**”

<figure><img src="https://649870283-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MDPXy_4le1iZ83O009c%2Fuploads%2FD4wUfZTnJ6CrirTxyNnq%2F%D0%A0%D0%B8%D1%81%D1%83%D0%BD%D0%BE%D0%BA28.png?alt=media&#x26;token=88b4f28d-9e70-4c7c-b8df-23de80cacd6e" alt=""><figcaption></figcaption></figure>
