Missing Plug=Ins .AIP Error message
                                                
                                                
                                                
                                                
                                            
                                                                                Hi!
Do you have idea why the swatches palette, brushes and other tools keeps on disappearing leaving a small selection like characters.
The error message shows:
Error:
	The document 'Print.ai' contains elements that are managed by plug-ins that are not
	currently available . You can delete or expand these elements but you cannot manipulate them in other ways.
	The missing plug-ins are listed below.
Adobe Art Brush Plugin (ArtOnPath.aip)
Art Brush (ArtOnPath.aip)
                                            
                                            
                                            
                                        
		
                                                            







