| Exception | Description |
|---|---|
| System.ArgumentNullException | The value assigned is null or empty. |
| System.ArgumentException | The value assigned is longer than 255 characters. |
| System.ArgumentException | The value assigned is not a valid named reference. The name must begin with a letter, underscore (_), or a backslash (\). All other characters in the name must be letters, numbers, periods, underscores (_), or backslashes (\). The name cannot be a an A1 cell reference (1 to 3 letters followed by 1 to 6 numbers). In addition, the name cannot be 'r', 'R', 'c', or 'C' or start with a row or column reference in R1C1 cell reference mode ('R' followed by 1 to 6 numbers or 'C' followed by 1 to 6 numbers). |
| System.InvalidOperationException | The value assigned is the name of another named reference with the same Scope. Names are compared case-insensitively. |
See the overview on Scope for details on how to access a named reference by name in formulas.
Target Platforms: Android 4.4+, iOS 8+
Development Environments: Visual Studio 2015+, Visual Studio for Mac Preview, Xamarin for Visual Studio 4.2+