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If you add a control to a form and then localize it, some strings may persist when you delete and replace the control with a control of the same name. You may see strings that are intended for the deleted version of the control that are overwriting the text property value that is entered in the design environment when the solution is run.... |
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When you access a public object variable of a Component Object Model (COM) component in Visual Basic .NET, you may receive the following error message:
An unhandled exception of type 'System.Runtime.InteropServices.COMException' occurred in microsoft.visualbasic.dll
Additional information: Object variable or With block variable not set... |
| | Total Hits: 316 | Today: 0 | Author: MSDN | Rating:  |
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Microsoft has confirmed that this is a bug in the Microsoft products that are listed at the beginning of this article. This bug was corrected in Microsoft Windows .NET Framework 1.1 .... |
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The LookupNamespace and LookupPrefix methods of the XmlNamespaceManager class may return a null value even when a matching namespace definition has been added to the XmlNamespaceManager object. This problem is only noticed when you use the NameTable of an XmlDocument to construct the XmlNamespaceManager object instance.... |
| | Total Hits: 306 | Today: 0 | Author: MSDN | Rating: |
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When you try to recursively navigate an XmlDataDocument that has been synchronized with a filled ADO.NET DataSet, all of the data is not returned.... |
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When you call the AddNew method to add a new record to a DataTable object that the CurrencyManager object manages, the method silently fails and does not advance to a new record.... |
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When you view an XML document with Data View in the Microsoft Visual Studio .NET integrated development environment (IDE), you may receive the following error message:
Although this XML document is well formed, it contains structure that Data View cannot display.The grid cannot show the data correctly because of the unsupported Character "." in element name(s).... |
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When you use the XSDSchema designer tool to create an XSD schema, the elementFormDefault and attributeFormDefault properties are read incorrectly by the designer.The Msdatasetgenerator custom tool generates a DataSet that is used to get the XML schema. The DataSet does not preserve the elementFormDefault and attributeFormDefault properties.
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When you call the ShowDialog method of a SaveFileDialog object from the Sub Main procedure, you receive DialogResult.CANCEL whether or not you choose to overwrite an existing file. To avoid this problem, call the ShowDialog method from outside the Sub Main procedure.
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Mobile Forms Authentication creates an encrypted authentication cookie that is appended to the URL request for a Microsoft Mobile Internet Toolkit Web page.... |
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The IntelliSense feature in a Visual Basic .NET project displays all custom namespaces from referenced assemblies, even if the namespaces do not contain members that are accessible to the current assembly. When IntelliSense references the same assembly in a Microsoft Visual C# .NET project, IntelliSense only displays namespaces that contain members that are accessible to the current assembly.
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When you call the AddNew method to add a new record to a DataTable object that the CurrencyManager object manages, the method silently fails and does not advance to a new record.
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When you bind the Visible property of a Windows Form control to a Boolean field, the property setting is inconsistent with the values in the underlying fields.This behavior occurs because the Visible property is incorrectly updated to the value in the Boolean field.
Instead of binding the Visible property directly to the Boolean field, programmatically set the Visible property of the control based on the current value of the Boolean field.... |
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When you try to pass a Collection object from Microsoft Visual Basic .NET to Visual Basic 6.0 components, you may receive the following error message:
An unhandled exception of type 'System.InvalidCastException' occurred in ApplicationName.exe
Additional information: Specified cast is not valid.
If you examine the type of the collection object that Visual Basic .NET expects, you find that the VBA.Collection type is expected instead of the Microsoft.VisualBasic.Collection type.... |
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