# LibTmux.UnsupportedQueryExpressionException.UnsupportedQueryExpressionException

- **Module:** LibTmux
- **Package:** LibTmux
- **Language:** C#
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/cf34b255c896d19a97e7d7fabea58609c916012d/src/LibTmux/Exceptions/UnsupportedQueryExpressionException.cs#L13
- **Page:** https://libtmux.org/en/csharp/latest/reference/libtmux-unsupportedqueryexpressionexception-unsupportedqueryexpressionexception/

```
LibTmux.UnsupportedQueryExpressionException.UnsupportedQueryExpressionException(message: string)

LibTmux.UnsupportedQueryExpressionException.UnsupportedQueryExpressionException(message: string, expression: string, innerException: Exception?)
```

Initializes the exception for one untranslatable expression.

## Parameters

- `message` (`string`): What could not be translated.
- `expression` (`string`): The expression, as the caller wrote it. (for `UnsupportedQueryExpressionException(message, expression, innerException)`)
- `innerException` (`Exception?`): The failure underneath, when there is one. (for `UnsupportedQueryExpressionException(message, expression, innerException)`)