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Accessibility Interface Error

If a single machine is receiving an Accessibility Interface not registered error message (full error code below), there's an issue with the .NET Framework.

To resolve this issue, visit the Microsoft Support site to download and install the Microsoft .NET Framework Repair Tool.

ERROR MESSAGE

Source:Accessibility Interface not registered (Exception from HRESULT: 0x80040155)Stack Trace: at Accessibility.IAccessible.get_accParent()

at System.Windows.Forms.AccessibleObject.get_Parent()

at System.Windows.Forms.Control.ControlAccessibleObject.get_Parent()

at Infragistics.Win.UltraControlBase.UltraControlAccessibleObject.GetChildControlAccessibleObject(Int32 index)

at Infragistics.Win.UltraWinExplorerBar.UltraExplorerBar.ExplorerBarAccessibleObject.GetChild(Int32 index)

at Infragistics.Win.UltraWinExplorerBar.UltraExplorerBar.GetAccessibleIndex(UltraExplorerBarGroup group)

at Infragistics.Win.UltraWinExplorerBar.UltraExplorerBar.set_ActiveGroup(UltraExplorerBarGroup value)

at Infragistics.Win.UltraWinExplorerBar.UltraExplorerBarGroup.set_Active(Boolean value)

at Perspective.MainForm.SelectDashboard()

at Perspective.MainForm.LoadCompleted()

at Perspective.MainFormEx.OnLoad(EventArgs e)

at System.Windows.Forms.Form.OnCreateControl()

at System.Windows.Forms.Control.CreateControl(Boolean fIgnoreVisible)

at System.Windows.Forms.Control.CreateControl()

at System.Windows.Forms.Control.WmShowWindow(Message& m)

at System.Windows.Forms.Control.WndProc(Message& m)

at System.Windows.Forms.ScrollableControl.WndProc(Message& m)

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