dotnet/maui
Documented errors, page 2 of 4. Back to dotnet/maui
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| You MUST invoke LoadApplication () before calling… | exception | critical | maui, xamarin-forms, ios, appdelegate, lifecycle, startup, invalidoperation |
| Failed to install app MSIX | exception | error | cake, windows, msix, appx, powershell, install |
| IItemsViewSource is empty | exception | error | android, collectionview, emptysource, bounds-check, internal |
| The PropertyName of . is not | exception | error | maui, xaml, bindableproperty, converter, rename, obsolete |
| Unhandled expression type | exception | error | wpf, expressions, linq, expression-tree, visitor-pattern |
| Unable to combine two HRGNs. | exception | error | wpf, windowchrome, gdi, hrgn, win32, native-interop |
| EnumPicker: EnumType property must be enumeration type | exception | error | maui, controls, picker, enum, argument, validation, sample |
| PopToRootAsync is not supported globally on macOS, please… | exception | error | macos, navigation, navigationpage, platform-limitation, maui, xamarin |
| The stream doesn't support modifications. | exception | error | stream, io, read-only, notsupported |
| Element must be a TabbedPage | exception | error | gtk, renderer, tabbedpage, type-mismatch, maui, xamarin |
| this element is not in a namescope | exception | error | maui, namescope, element-tree, findbyname, invalidoperation |
| There is no root component with selector | exception | error | blazor, blazorwebview, winforms, rootcomponent, validation, collection |
| No devices found for version | exception | error | cake, ios, physical-device, version-mismatch, xharness |
| uniqueName must not contain a . | exception | error | maui, effects, attributes, configuration |
| Either set or override . | exception | critical | application, window, startup, not-implemented |
| Unable to find Application Services | exception | critical | windows, maui-host, di, dispatcher, startup, maui-compat |
| Can't set CarouselView to position | exception | error | android, carouselview, position, itemssource, collectionview |
XC0100 Syntax for x:Static is "[Member=][prefix:]typeName.staticMemberName". | exception | error | xaml, xamlc, x-static, markup-extension, build-time |
| Element is not of type | exception | error | tizen, renderer, type-mismatch, argument, registrar |
| No device was found to run tests on. | exception | error | cake, ios, xharness, physical-device, udid |
| Push is not supported globally on Windows, please use a… | exception | error | wpf, navigation, not-supported, light-navigation-page |
| You are using an instance of | exception | error | bindable-layout, datatemplate, datatemplateselector, not-supported |
| Changing the current page is only allowed if it's being… | exception | error | threading, ui-thread, concurrency, winui, uwp, maui-compatibility |
| mainRenderer | exception | error | macos, argument-null, modal, internal, maui |
XC0124 Resource " " not found. | error_code | error | xaml, maui, xamlc, resourcedictionary, resource-missing, assembly-reference, build-time |
| Element is not of type CheckBox | exception | error | android, renderer, checkbox, type-mismatch, registration |
| Pin must have a Label to be added to a map | exception | error | maui, maps, pin, argument, validation, collection-changed |
| This is a test exception thrown from C# code! | exception | error | maui, hybridwebview, sample, demo, javascript-interop, intentional |
| Failed to download the package. | exception | error | nuget, download, network, package, dependency |
| Renderer's container element must be a Panel | exception | error | rendering, type-mismatch, layout, winui, panel |
| No UIViewController found to present. | exception | error | maui, xamarin-forms, ios, context-actions, uiviewcontroller, invalidoperation |
| Please provide a main window in your app | exception | critical | macos, window, startup, storyboard, lifecycle, maui |
| The layout is not implemented | exception | error | wpf, maui-compatibility, collectionview, itemslayout, renderer |
| Error: Building dotnet-samples with NativeAOT is only… | exception | error | nativeaot, configuration, cake, build, maui-samples |
| indexPath | exception | error | maui, xamarin-forms, ios, uicollectionview, observablecollection, argument-validation |
| All key generation methods failed. Unable to create ADB… | exception | error | android, adb, adb-keys, openssl, crypto, authorization |
| InsertPageBefore is not supported globally on Windows… | exception | error | wpf, navigation, not-supported, light-navigation-page |
XC0101 x:Static: unable to find a public -- or accessible internal -- static field… | exception | error | xaml, xamlc, x-static, member-resolution, api-versioning, build-time |
| Category discovery run did not complete successfully | exception | error | cake, windows, winui, packaged, app-activation, timeout |
| Invalid Debian version format | exception | error | python, cross-build, rootfs, debian |
| self | exception | error | maui, binding, argument-null, extension-method, nullable |
| The property cannot be null at this time. | exception | error | validation, invalid-operation, state, property, verify |
| Expected VisualStateGroup but found | exception | error | xaml, xamlc, visualstate, compilation |
| throw new ArgumentNullException(nameof(type)); | exception | error | maui, argumentnull, datatemplate, controltemplate, reflection |
XC0066 Invalid Xaml "Protected Xmlns | exception | error | xaml, xmlns, build-task, protected-namespace, xc0066 |
| ' ' Transition could not be found! | exception | error | wpf, transitions, visual-state, storyboard, argument |
| PushAsync is not supported globally on GTK, please use a… | exception | error | gtk, navigation, navigationpage, platform-limitation, maui, xamarin |
| targetProperty | exception | error | maui, binding, argument-null, bindableproperty, extension-method |
XC0020 The name of the BindableProperty | exception | error | xaml, xamlc, bindableproperty, compilation |
XC0126 Resources in ResourceDictionary require a x:Key attribute. | exception | error | xaml, resource-dictionary, build-task, missing-key, xc0126 |
| _ = args ?? throw new ArgumentNullException(nameof(args)); | exception | error | draganddrop, argumentnull, gesturerecognizer, internal |
| StackDepth is not supported globally on Windows, please use… | exception | error | wpf, navigation, not-supported, light-navigation-page, property |
| void ICollection .CopyTo(Element[] array, int arrayIndex)… | exception | warning | maui, readonly-collection, logicalchildren, notsupported, copyto |
| Glx entry point not found! | exception | critical | gtk, opengl, x11, glx, native-library, linux, glwidget, maui-compat |
| The emulator did not finish booting in time. | exception | error | android, emulator, boot-timeout, adb, ci |
| Visible item not found | exception | error | wpf, maui-compatibility, carouselview, collectionview, virtualization |
| PopAsync is not supported globally on GTK, please use a… | exception | error | gtk, navigation, navigationpage, not-supported, maui-compat |
| The property must be null at this time. | exception | error | validation, invalid-operation, state, lifecycle, verify |
| Element is not of type " + typeof(Image) | exception | error | android, renderer, type-mismatch, image, fast-renderer, maui-compat |
| Invalid Uri | exception | error | android, uri, ms-appdata, file-path, platform |
| The element must be a DependencyObject | validation | error | wpf, dependency-object, argument, window-chrome, attached-property |
| Cannot attach Effect to multiple sources | exception | error | maui, effects, invalidoperation, sharing, instance-reuse |
| HTTP error | exception | error | hybridwebview, javascript, http, fetch, assets, sample |
| No devices found | exception | error | cake, ios, physical-device, xharness, usb |
| OpenGL dll not found! | exception | critical | gtk, opengl, x11, native-library, linux, glwidget, maui-compat |
| _ = view ?? throw new ArgumentNullException(nameof(view)); | exception | error | draganddrop, argumentnull, eventargs, constructor |
XC0065 Cannot set the content of | exception | error | xaml, xamlc, content-property, custom-control |
| PushAsync is not supported globally on Windows, please use… | exception | error | navigation, winui, uwp, maui-compatibility, platform-limitation |
| Can't resolve on | exception | error | maui, xaml, bindableproperty, converter, type-resolution |
| Element must be of type Frame | exception | error | android, renderer, type-mismatch, frame, fast-renderer, maui-compat |
| The current platform does not implement the… | exception | error | device, dependencyservice, font, platform, notimplemented, obsolete |
| If no app was specified, an app must be provided. | exception | error | cake, build, windows, configuration, test-runner |
| Could not find or create a renderer for the Page | exception | error | wpf, maui-compatibility, embedded, renderer-registration, page-extensions |
| No device was found to install the app on. See the Setup… | exception | error | cake, ios, xharness, physical-device, udid |
| Bad value for origin | exception | error | stream, enum, validation, interop |
| internal ElementTemplate | exception | error | maui, argumentnull, datatemplate, controltemplate, factory |
| No Modal pages found in the stack, make sure you pushed a… | exception | error | macos, modal, navigation, validation, maui, xamarin |
| application | exception | error | macos, argument-null, lifecycle, forms, maui, xamarin |
| MinimumDate must be lower than MaximumDate | exception | error | gtk, datepicker, validation, date-range, maui-compat |
| The type of this parameter does not support a required… | validation | error | validation, reflection, interface, type, verify |
| Call Forms.Init() before this | exception | error | wpf, initialization, startup-order, page-extensions |
| element is not of type " + typeof(TElement) | exception | error | android, renderer, type-mismatch, generic, base-renderer, maui-compat |
| InsertPageBefore is not supported globally on iOS, please… | exception | error | maui, xamarin-forms, ios, navigation, navigationpage, invalidoperation |
| newElement | exception | error | argumentnullexception, ios, renderer-pool, element-changed |
| InsertPageBefore is not supported globally on GTK, please… | exception | error | gtk, navigation, navigationpage, not-supported, maui-compat |
| uri | exception | error | android, uri, ms-appdata, scheme, platform |
| view | exception | error | argumentnullexception, ios, renderer-pool, lifecycle |
| Error: Running UI tests with NativeAOT is only supported in… | exception | error | cake, ios, nativeaot, configuration, build |
| Header cells do not support context actions | exception | error | notsupportedexception, ios, listview, grouping, context-actions |
| Invalid enumeration value | validation | error | enum, validation, io, file-copy |
| The parameter must implement interface | validation | error | validation, reflection, interface, argument, verify |
| Cannot navigate to FormsEmbeddedPageWrapper without… | exception | error | wpf, maui-compatibility, embedded, navigation, page-extensions |
| The URI must be absolute. | validation | error | validation, argument, uri, relative-uri, verify |
| Resolved instance is not of the correct type. | exception | error | dependencyresolver, di, invalidcast, type-mismatch |
| UIThreadRequired | exception | error | wpf, threading, dispatcher, content-loader, ui-thread |
| path cannot be an empty string | exception | error | maui, data-binding, argument-validation, nullable |
| bool ICollection .Remove(Element item) => throw new… | exception | warning | maui, readonly-collection, logicalchildren, notsupported |
| Setting a Parent on Application is invalid. | exception | error | application, parenting, invalid-operation, logical-tree |
| Loop Manager expects a UICollectionViewFlowLayout | exception | error | carousel, collectionview, ios, null-argument, layout |
| The dispatcher was not found and the current application… | exception | error | dispatcher, threading, invalidoperation, uithread |