Visual Basic Reference
Can't load or unload this object (Error 361)
A Load or Unload statement has referenced an invalid object or control. This error has the following causes and solutions:
You tried to*load or unload an object that isn't a control or form, such as *Screen, Printer, or Clipboard.
Delete the erroneous statement from your code.
You tried to load or unload an existing control that isn't part of a control array. For example, assuming that a TextBox with the Name property Text1 exists,
Load Text1will cause this error.
Delete the erroneous statement from your code or change the reference to a control in a control array.
You tried to*unload a *Menu control in the Click event of its parent menu.
Unload the Menu control with some other procedure.
You tried to*unload the last visible menu item of a *Menu control.
Check the setting of the Visible property for the other menu items in the control array before trying to unload a menu item or delete the erroneous statement from your code.