In some situations you are not allowed to unload a form or a control on a form. This error has the following causes and solutions:
- There is an Unload statement in the Paint event for the form or for a control on the form that has the Paint event.
Remove the Unload statement from the Paint event.
- There is an Unload statement in the Change, Click, or DropDown events of a ComboBox.
Remove the Unload statement from the event.
- There is an Unload statement in the Scroll event of an HScrollBar or VScrollBar control.
Remove the Unload statement from the event.
- There is an Unload statement in the Resize event of a Data, Form, MDIForm, or PictureBox control.
Remove the Unload statement from the event.
- There is an Unload statement in the Resize event of an MDIForm that is trying to unload an MDI child form.
Remove the Unload statement from the event.
- There is an Unload statement in the RePosition event or Validate event of a Data control.
Remove the Unload statement from the event.
- There is an Unload statement in the ObjectMove event of an OLE Container control.
Remove the Unload statement from the event.