Come across InvalidOperationException When setting the uri of Imageselector

[IShiraiKurokoI]

Describe the bug
Come across InvalidOperationException When setting the uri of Imageselector

To Reproduce
if (File.Exists(Properties.Settings.Default.str1))
{
pictureBox1.Uri = new Uri(Properties.Settings.Default.str1);
}

picturebox1 is the name of a imageselector

Expected behavior
System.InvalidOperationException:““Uri”属性注册为只读属性，不使用身份验证密钥则无法修改。”
System.InvalidOperationException:“the 'URI' property is registered as a read-only property and cannot be modified without an authentication key.”

Screenshots

Environment (please complete the following information):

• .net: 4.7.2
• IDE vs2022
• Version 3.3.0

[IShiraiKurokoI]

I solve the fuction I want by setting the background to a imagebrush and set it null in imageselected, but I still think the uri{get;set} should be able to be set in the backend

[ghost1372]

#48