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Last Updated: 20 Jul 2026 11:22 by ADMIN
Release Telerik UI for WPF 2026.3.812 (Q3 2026)
Marcel
Created on: 11 Jun 2026 11:26
Category: Chat
Type: Bug Report
0
Chat: Binding errors appears in the Output tab

When using RadChat control and running the application, 2 binding errors appear in the Output Tab of Visual Studio.

System.Windows.Data Error: 4 : Cannot find source for binding with reference 'RelativeSource FindAncestor, AncestorType='Telerik.Windows.Controls.RadPromptInput', AncestorLevel='1''. BindingExpression:Path=Padding; DataItem=null; target element is 'RadGlyph' (Name=''); target property is 'Margin' (type 'Thickness')

System.Windows.Data Error: 4 : Cannot find source for binding with reference 'RelativeSource FindAncestor, AncestorType='Telerik.Windows.Controls.RadPromptInput', AncestorLevel='1''. BindingExpression:Path=Padding; DataItem=null; target element is 'RadGlyph' (Name=''); target property is 'Margin' (type 'Thickness')

1 comment
ADMIN
Dinko | Tech Support Engineer
Posted on: 11 Jun 2026 11:33

Hello Marcel,

Thank you for reporting this.

Regards,
Dinko | Tech Support Engineer
Progress Telerik

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