Textualize/textual

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Code / MessageTypeSeverityTags
The document line index
validation error textual, document, wrap, bounds, valueerror
Attempt to remove the root node of a Tree.
exception error tree, root-node, remove, textual
No Tab with id
exception error tabs, active-id, validation, textual
RLock.release called too many times
exception error locking, async, concurrency, textual
App is not running
exception error threading, asyncio, lifecycle, textual
'pane_id' must be a non-empty string or a ContentTab with…
exception error tabbed-content, missing-id, textual
Call to query_one resulted in more than one matched node
exception error textual, query, too-many-matches, dom
Node is missing data; Check you are calling…
exception error reactive, constructor, init-order, textual
unknown pseudo-class
exception error textual, css, pseudo-class, selector, did-you-mean
KeyError(key)
validation error textual, styles, keyerror, css-rules
No known mode
exception error modes, internal-state, textual
Node is missing data; Check you are calling…
exception error reactive, constructor, init-order, textual
Theme has not been registered. Call 'App.register_theme'…
validation error theme, reactive-validation, textual
should contain a Screen type or callable, not an instance…
validation error screens, modes, subclass-validation, textual
Target offset is outside of currently-visible screen region.
exception error testing, pilot, mouse, coordinates, textual
Unable to import ; is not a Driver class
exception critical driver, environment, runtimeerror, textual
Unknown NodeID ( ) in tree
exception error tree, node-id, lookup, textual
Unable to remove; there is no option at index
exception error optionlist, remove, index-out-of-range, textual
Timed out while waiting for widgets to process pending…
exception error testing, timeout, async, message-pump, textual
Expected a str, Path or list[str | Path] for the CSS_PATH.
validation error css, config, type-validation, textual
A Reactive class is required; for example: MyApp.theme
validation error textual, reactive, dom, typeerror, api-misuse
unknown pseudo-class
exception error textual, css, pseudo-class, selector
No line no. in the tree
exception error tree, cursor, index-out-of-range, textual
Node 'id' attribute may not be changed once set
validation error textual, id, immutability, dom
Index does not correspond to a location in the document.
validation error textual, document, index, bounds, valueerror
Cannot use '_default' as a custom mode.
validation error modes, reserved-name, textual
No immediate child of type
exception error dom-tree, lookup, type-mismatch, textual
node has no screen
exception error textual, mount, screen, lifecycle
unable to display type; must be a str, Rich renderable, or…
exception error rendering, visual, type-error, textual
unable to read CSS file
exception error textual, css, filenotfound, stylesheet, io
The node specified for `before` is not a child of this node
exception error tree, stale-reference, insert, textual
No mode called
exception error modes, screen-stack, keyerror, textual
Node must be running to subscribe to a signal
exception error signal, pubsub, mount-lifecycle, textual
Can't remove active mode
exception error modes, lifecycle, textual
Unable to add a node both before and after a node
exception error tree, insert, argument-validation, textual
invalid value for display
validation error textual, display, styles, validation
The node specified for `after` is not a child of this node
exception error tree, stale-reference, insert, textual
Can't make active as it is not in the current stack.
exception error screen, navigation, stack, textual
Child with id= is the wrong type; expected type , found
exception error dom-tree, type-mismatch, widget, textual
add_mode() must be called with a Screen type, not an…
validation error modes, screens, typeerror, textual
No common ancestor found
exception error dom-tree, widget, textual
No child found with id=
exception error dom-tree, lookup, widget, textual
Widget positional arguments must be Widget subclasses; not
exception error widget, constructor, type-error, textual
Descendant with id= is the wrong type; expected type , found
exception error dom-tree, type-mismatch, query, textual
invalid value for visibility
validation error textual, visibility, styles, validation
Duplicated mode name
validation error modes, duplicate-key, textual
`before` argument must be an index or a TreeNode object to…
exception error tree, type-error, insert, textual
Can't set . ; reactive attributes with a compute method are…
exception error reactive, read-only, computed, textual
`after` argument must be an index or a TreeNode object to…
exception error tree, type-error, insert, textual
A widget can't be its own parent
exception error widget, dom-tree, constructor, textual
Unknown mode
exception warning modes, unknown-mode, textual