Have PaperCut debug logs, The two places to enable debug are the <a href="http://www.PaperCut.com/kb/Main/HowToEnableDebugInNG" target="_blank" rel="noopener noreferrer">PaperCut Application Server</a> and <a href="http://www.PaperCut.com/kb/Main/HowToEnableDebugInThePrintProvider" target="_blank" rel="noopener noreferrer">PaperCut Print Provider</a>