AvaloniaUI/Avalonia
Documented errors, page 2 of 4. Back to AvaloniaUI/Avalonia
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| No animator registered for the property | exception | error | animation, animator, registry, custom-property, avalonia-base |
| Attempt to call InvalidateArrange on wrong LayoutManager. | exception | error | layout, layout-manager, visual-tree, reparenting |
| Could not get platform handle | exception | error | macos, embedding, native-control-host, nsview, integration-test |
| Default font family name can't be null or empty. | exception | critical | font-manager, configuration, media, fonts, headless, platform |
| Binding mode cannot be Default. | exception | error | data-binding, binding-mode, validation, internal-api |
| Skip count must be bigger than zero | exception | error | reactive, argument-validation, skip, off-by-one |
| Could not convert list index | exception | error | data-binding, indexer, reflection, type-conversion |
| Infinite layout loop detected | exception | error | layout, rendering, invalidoperation, infinite-loop |
| Not all states are disposed | exception | error | avalonia, drawing-context, transform, unbalanced, dispose, lifecycle |
| is not compatible with composition | exception | error | composition, drawing, resource, type-mismatch |
| Cannot dispose while memory is pinned. | exception | critical | fonts, lifecycle, dispose, concurrency, pinning, native-memory |
| Disposables can't contain null | exception | error | avalonia, reactive, disposables, argument, null-element |
| stack | exception | info | csharp, debug, debugger-type-proxy, null-argument, pooled |
| The PropertyInfoAccessorPlugin does not support dynamic… | exception | error | binding, accessor-plugin, compiled-binding, configuration |
| 'errorType' may not be None | exception | error | binding, bindingnotification, validation, data |
| Value cannot be null. (Parameter 'fileInfo') | exception | error | avalonia, launcher, argumentnull, file-info, validation |
| collection | exception | info | csharp, debug, debugger-type-proxy, null-argument, pooled |
| Dictionary reset not supported | exception | error | resource-dictionary, merged-dictionaries, notsupported, styling |
| Dynamic expressions are not allowed in binding expressions. | validation | error | avalonia, binding, compiled-binding, expression-tree, dynamic, visitor, unsupported-operation |
| Element name expected after '#'. | validation | error | avalonia, binding, xaml, binding-expression, element-name, parser, syntax-error |
| Cannot add to a style. | exception | error | avalonia, styling, iaddchild, xaml, type-mismatch |
| Invalid HSL color string | exception | error | color, hsl, parsing, format-exception, argument-validation |
| SurfaceView.Holder was not expected to be null during… | exception | critical | android, surface, construction, context, lifecycle |
| Easing " " was not found in namespace. | validation | error | animation, parsing, easing, avalonia |
| Cannot call Measure using a size with NaN values. | exception | error | layout, measure, nan, custom-panel |
| Unknown RelativeSource mode. | validation | error | avalonia, binding, xaml, binding-expression, relative-source, parser, syntax-error, wpf-migration |
| AndroidPlatformOptions.RenderingMode has a value of | exception | error | android, rendering, egl, vulkan, gpu-driver, emulator, fallback |
| Invalid size returned for Measure. | exception | error | layout, measure, custom-control, measurecore |
| Expected ' '. | validation | error | data-binding, binding-path, parser, internal-api |
| Indexer may not be empty. | validation | error | avalonia, binding, xaml, binding-expression, indexer, parser, syntax-error |
| Unable to load via dlopen | exception | error | linux, dlopen, harfbuzz, native-libs, rid, sample, message-bug |
| Invalid method handle | exception | error | compiled-binding, method-handle, reflection, trimming |
| Value cannot be null. (Parameter 'tcs') | exception | error | avalonia, reactive, observer, argumentnull, tcs |
| Activity.Window must be set. | exception | error | android, activity-lifecycle, window, insets, edge-to-edge, platform |
| Cannot find an ILogical to get a visual ancestor. | exception | error | data-binding, relative-source, visual-tree, ancestor |
| Could not load the ' ' table. | exception | error | fonts, font-parsing, maxp, glyph-typeface, corruption |
| Animation Target can't be null | exception | error | composition, animation, animation-group, argument |
| A member accessor can be subscribed to only once. | exception | error | binding, accessor, subscription, lifecycle |
| Attached properties not supported. | exception | error | avalonia, property-system, attached-property, validation |
| defaultFlatness must be greater than 1.0e-10 | validation | error | avalonia, arc, bezier, argument, configuration, flatness |
| This API is only available from OnRender | exception | error | rendering, composition, invalid-operation, render-scope, custom-visual |
| This resource doesn't exist on that compositor | exception | error | composition, resource, compositor, cross-compositor |
| Element init expressions are not valid in a binding… | validation | error | avalonia, binding, compiled-binding, expression-tree, element-init, visitor, unsupported-operation |
| PlatformDrawingContext | exception | error | avalonia, drawing-context, transform, disposed, unbalanced |
| The member accessor was not subscribed. | exception | error | binding, accessor, subscription, lifecycle |
| Invalid bool rule. | exception | error | avalonia, path-markup, arc, invalid-data, parse |
| Unknown error: AvaloniaView initialization has failed. | exception | critical | android, application-lifecycle, iandroidapplication, activity, platform |
| Binding returned unsupported | exception | error | binding, avaloniaobject, not-supported, extension-authoring |
| Invalid BindingValueType. | exception | error | binding, bindingvalue, enum, internal |
| must have a value of type . | validation | error | animation, type-mismatch, transform, keyframe, avalonia |
| The ResourceDictionary already has a parent. | exception | error | resource-provider, ownership, resource-dictionary, styling |
| Base uri must be an absolute uri. | exception | error | font-family, uri, media, resource |
| Unable to access .NET memory | exception | error | browser, rendering, wasm, interop, typescript, dotnet-memory |
| LogicalAncestorNode is invalid in conjunction with a… | exception | error | data-binding, relative-source, logical-tree, ancestor |
| Module.GL object wasn't initialized, WebGL can't be used. | exception | critical | browser, rendering, webgl, wasm, emscripten, typescript |
| Value cannot be null. (Parameter 'observer') | exception | error | reactive, null-argument, observer, ui-thread |
| Value must be less than 10. | exception | warning | sample, binding, validation, csharp, reactiveui, argumentoutofrange |
| The metadata is read-only. | exception | error | avalonia, metadata, immutability, property-system |
| Value cannot be null. (Parameter 'directoryInfo') | exception | error | avalonia, launcher, argumentnull, directory-info, validation |
| Not selector must have a selector argument. | exception | error | avalonia, styling, not-selector, null-argument |
| Too many provided values. | validation | error | transform, parse, format-exception, argument-count, avalonia |
| Can not create ' ' because a file with the same name… | exception | error | android, storage, io, name-conflict, saf |
| Cannot add value to DoNothing binding value. | exception | error | binding, bindingvalue, donothing, data |
| Transition has no property specified. | exception | error | animation, transition, invalid-operation, configuration |
| BindingValue has no value. | exception | error | binding, bindingvalue, value-access, data |
| The property is readonly. | exception | error | directproperty, readonly, bindings, argument |
| Catch blocks are not allowed in binding expressions. | validation | error | avalonia, binding, compiled-binding, expression-tree, catch-block, visitor, unsupported-operation |
| Child styles must have a selector. | exception | error | avalonia, styling, style, child-style, selector |
| Could not parse text decoration. | validation | error | avalonia, text, text-decoration, parse, enum |
| Give me 5 or more letter please :-) | validation | warning | sample, binding, validation, csharp, argumentoutofrange |
| Name may not be empty | exception | error | avalonia, styling, class-selector, validation, argument |
| belongs to a different compositor | exception | error | composition, compositor, cross-compositor, brush |
| CompositionImportedGpuSemaphore | exception | error | rendering, composition, gpu, object-disposed, interop, semaphore |
| Could not convert ' ' to . | exception | error | avalonia, collections, type-converter, xaml, parsing |
| Only Next, Previous, Up, Down, Left and Right directions… | exception | error | focus, navigation, argument-out-of-range, input |
| Property ' not registered on | validation | error | avalonia, property-system, registration, direct-property |
| Unable to locate ' '. | exception | error | di, locator, invalid-operation, configuration |
| BindingExpression has not been started. | exception | error | bindings, bindingexpression, invalidoperation, valuestore |
| Cannot raise an event whose RoutedEvent is null. | exception | error | events, routedevent, interactivity, argument |
| owner | exception | error | avalonia, styling, resources, null-argument, ownership |
| Text decoration already specified. | validation | error | avalonia, text, text-decoration, duplicate, parse |
| Value cannot be null. (Parameter 'onNext') | exception | error | avalonia, reactive, observer, argumentnull, callback |
| Wrong Push/Pop state order | exception | error | rendering, drawingcontext, lifecycle, invalidoperation |
| Invalid unit | validation | error | transform, parse, format-exception, unit-validation, avalonia |
| The Style already has a parent. | exception | error | avalonia, styling, resources, ownership, invalid-operation |
| UpdateSourceTrigger cannot be Default. | exception | error | data-binding, update-source-trigger, validation, internal-api |
| Invalid animation duration | exception | error | animation, composition, invalid-operation, timespan, defensive-check |
| Need more than one selector to OR. | exception | error | avalonia, styling, or-selector, validation |
| Invalid application identifier | exception | error | dataformat, validation, argument, clipboard |
| ('0') must be a non-zero value. | validation | error | text-formatting, text-bounds, argument-validation, avalonia |
| Size should be >= (1,1) | validation | error | imaging, writeablebitmap, argument, validation |
| Invalid PixelSize. | exception | error | pixel-size, parse, format-exception, avalonia |
| Expected indexer argument. | validation | error | data-binding, binding-path, parser, indexer |
| glyphRun | validation | error | avalonia, drawing-context, glyph, null-argument, text |
| Android backend wasn't initialized. Make sure .UseAndroid()… | exception | critical | android, initialization, appbuilder, compositor, startup |
| Cannot call AsObservable on a to binding expression which… | exception | error | bindings, observable, bindingexpression, invalidoperation |
| HTMLCanvasElement.getContext returned null. | exception | error | browser, rendering, webgl, canvas, typescript, fallback |
| Reset called on collection without reset handler. | exception | error | avalonia, collections, dictionary, reactive, collection-changed |
| TemplatedParentNode is invalid in conjunction with a… | exception | error | data-binding, relative-source, templated-parent, control-template |
| Transitions collection cannot be reset. | exception | error | animation, transitions, collection, binding, avalonia-base |