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			 Junior Member 
			
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				Join Date: Dec 2012 
				Location: Upstate NY 
				
				
				Device: Kindle, Android/Moon+ 
				
				
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				Import, duplicate detection, automation - very large library
			 
			
			
			I have a very large library (~180k titles) on an older server, and am working to migrate it to a newer server.   I want to clean up my library in the process, and eliminate duplicates.   
		
	
		
		
		
		
		
		
		
		
		
		
	
	When I use the auto-add feature (watched folder), I get the "duplicates found" popup, and have to click through it. Is there a way to set Calibre to always "select none" and continue automatically? If I can automate this step, then I can script the rest of the move (and eliminate my duplicates at the same time).  | 
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			 Evangelist 
			
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				Device: Ipod G4, MacOS 10.12, Calibre, Pocketbook Touch HD 3 
				
				
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			I seem to recall (it's been a while) that there is a setting in Preferences for automatic checking of duplicates.  
		
	
		
		
		
		
		
		
		
		
		
		
	
	I know there's one for "automatic adding" (where you stick the books in a directory and Calibre "slurps" them up). I use the "automatic adding" for this kind of thing - I add a portion of titles, and they're in manageable quantities for a rudimentary (for me) check, before I add the next lot.  | 
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			 null operator (he/him) 
			
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		 Quote: 
	
 When I needed to do something similar a few years ago I ended up using the Copy to library feature and the settings in Adding actions. BR  | 
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