# E0104

A `let` or `var` without an initializer.

**Machine-applicable fix:** none.

## Example

This program fails with `E0104`.

```oska
fn main() {
    let x
}
```

## Fixed

The same program, fixed.

```oska
fn main() {
    let x = 0
}
```

Listed in the [checker notes](/checker.md#e0104). `oskac explain E0104` prints this entry offline.