Kayoto1

Results 2 issues of Kayoto1

I would like to know how to change progress bar color to gradient colors. Thank you

get this error message: 2015-08-31 14:59:29.942 M13PDFKit[67028:607] -[PDFKThumbFetcher setQualityOfService:]: unrecognized selector sent to instance 0x7fc0a8c99d20 2015-08-31 14:59:29.958 M13PDFKit[67028:607] **\* Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[PDFKThumbFetcher setQualityOfService:]: unrecognized...