CA2258: Providing a 'DynamicInterfaceCastableImplementation' interface in Visual Basic is unsupported
| Property | Value |
|---|---|
| Rule ID | CA2258 |
| Title | Providing a 'DynamicInterfaceCastableImplementation' interface in Visual Basic is unsupported |
| Category | Usage |
| Fix is breaking or non-breaking | Non-breaking |
| Enabled by default in .NET 9 | As warning |
Cause
Use of DynamicInterfaceCastableImplementationAttribute in Visual Basic.
Rule description
Providing a functional interface that's attributed with DynamicInterfaceCastableImplementationAttribute requires the Default Interface Members feature, which is not supported in Visual Basic.
When to suppress errors
Do not suppress a warning from this rule.
See also
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