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java.lang.RuntimeException: Book not closed	at com.mobisystems.msrmsdk.AdobeEngineBase.setBook(Unknown Source)	at com.mobisystems.msrmsdk.AdobeEngineBase.doOpenBook(Unknown Source)	at com.mobisystems.msrmsdk.AdobeEngineBase$1.ij(Unknown Source)	at com.mobisystems.msrmsdk.jobs.d.h(Unknown Source)	at com.mobisystems.msrmsdk.jobs.d.a(Unknown Source)