fix #83975

src/vs/editor/contrib/suggest/suggestCommitCharacters.ts

@@ -26,7 +26,7 @@ export class CommitCharacterController {
 		this._disposables.add(widget.onDidHide(this.reset, this));
 
 		this._disposables.add(editor.onWillType(text => {
-			if (this._active) {
+			if (this._active && !widget.isFrozen()) {
 				const ch = text.charCodeAt(text.length - 1);
 				if (this._active.acceptCharacters.has(ch) && editor.getOption(EditorOption.acceptSuggestionOnCommitCharacter)) {
 					accept(this._active.item);

src/vs/editor/contrib/suggest/suggestWidget.ts

@@ -1074,6 +1074,10 @@ export class SuggestWidget implements IContentWidget, IListVirtualDelegate<Compl
 		return SuggestWidget.ID;
 	}
 
+	isFrozen(): boolean {
+		return this.state === State.Frozen;
+	}
+
 	private updateListHeight(): number {
 		let height = 0;