ErrLookup › MahApps/MahApps.Metro

MahApps/MahApps.Metro

A framework that allows developers to cobble together a better UI for their own WPF applications with minimal effort. · C# · 322 source files

Analyzed at 72099e310b on 2026-08-13. 38 documented errors.

Code / MessageTypeSeverityTags
Temporary removed exception message
exception error wpf, mahapps, transitioning-content-control, visual-state, template, animation
Unable to find the dialog closing storyboard. Did you…
exception error wpf, dialog, animation, resources, xaml, runtime
is not supported for
exception error wpf, textbox-helper, mahapps, watermark, type-guard, configuration
Another DataGrid is already attached to this
exception error wpf, datagrid, mahapps, markup-extension, shared-state
The inverse dialog theme only works if the window theme…
exception error wpf, theming, dialog, theme-manager, runtime
The inverse Flyout theme only works if the window theme…
exception error wpf, theming, mahapps, flyout, configuration
Could not locate any instances of contract
exception critical caliburn-micro, mef, di, wpf, runtime
Active dialog container could not be found.
exception error wpf, dialog, metro-window, control-template, template-part, runtime
OptionsListView is not defined yet. Please use…
exception error wpf, hamburger-menu, mahapps, template, data-binding
This dependency property can only be attached to a…
exception error wpf, attached-property, mahapps, scrollviewer, type-guard
Unknown SelectionMode
exception warning wpf, mahapps, combobox, selectionmode, defensive-guard
Failed to set the window state for
exception error wpf, window-state, interop, win32, settings, runtime
' ' transition could not be found!
exception error wpf, mahapps, transitioning-content-control, visual-state, template, animation, initialization
The context ` ` is not registered. Consider using the…
exception error wpf, dialog, caliburn-style, mvvm, registration, runtime
The property 'IsSpellCheckContextMenuEnabled' may only be…
exception error wpf, textbox-helper, mahapps, spellcheck, type-guard, configuration
Errors occurred
exception error build, cake, process, stderr, diagnostics
Unsupported NotifyCollectionChangedAction
exception warning wpf, mahapps, combobox, collection-changed, defensive-guard
The settings file ' ' seems to be corrupted
exception error wpf, mahapps, settings, configuration, serialization, window-placement, corruption
The Dark Flyout theme only works if the window theme abides…
exception error wpf, theming, mahapps, flyout, configuration
The context ` ` is not inside a MetroWindow.
exception error wpf, dialog, metro-window, mvvm, runtime
The property 'SelectedItems' may only be set on ListBox…
exception error wpf, attached-property, mahapps, multi-selector, type-guard
OverlayBox can not be founded in this MetroWindow's…
exception error wpf, mahapps, lifecycle, template, overlay, initialization
Template part " " in template for " " is missing.
exception error wpf, mahapps, template, control-template, combobox, resource-dictionary
You have missed to specify PART_NumericUp, PART_NumericDown…
exception error wpf, mahapps, template, control-template, numericupdown, resource-dictionary
ButtonsListView is not defined yet. Please use ItemsSource…
exception error wpf, hamburger-menu, mahapps, template, data-binding
will only build on Windows because it's not possible to…
exception critical build, cake, platform, wpf, windows, ci
Inactive dialog container could not be found.
exception error wpf, dialog, metro-window, control-template, template-part, runtime
Dialog isn't visible to close
exception error wpf, dialogs, mahapps, progress-dialog, lifecycle, double-close
The provided dialog is already visible in the specified…
exception error wpf, dialogs, mahapps, state-management, duplicate
The GITHUB_TOKEN environment variable is not defined.
exception error build, cake, ci, github, environment, release
The Light Flyout theme only works if the window theme…
exception error wpf, theming, mahapps, flyout, configuration
Cannot convert the given input to a valid color
exception error wpf, colorpicker, binding, validation, xaml, runtime
The EnumType must be specified.
exception error wpf, xaml, markup-extension, enum, binding
Type must be for an Enum.
exception error wpf, xaml, markup-extension, enum, binding, validation
Uups, it seems like there is something wrong with the given…
exception error wpf, animation, storyboard, badged, xaml, runtime
File not found
exception error build, cake, tooling, io, process
Exit code
exception error build, cake, process, exit-code
The provided dialog is not visible in the specified window.
exception error wpf, dialogs, mahapps, state-management, lifecycle