Brian Beuken Thank you. But same result. I install GDB. And I tried to create a new one... http://blogfiles.naver.net/MjAxODAyMDVfNzAg/MDAxNTE3Nzk4Mzc2MTg5.YMN9PdOdSai1d5CAfUCxCkyMoDBbcHyljhPKM0eIm2cg.SdlcS3UfX95wJChFLezdJedU5UD0CYljt-60GP1Yrvwg.PNG.weonily/ConnectionManager.png

http://blogfiles.naver.net/MjAxODAxMjRfOTgg/MDAxNTE2NzkwMzY0MTgw.YpY8RQrjOZoDv5FA1BQGSje9MvkJrLFNR_T0e2zoKakg.MJxT69jX9_ueFPiUmvo6WKlugsnAjl34E0ToOlGYQPMg.JPEG.weonily/ConnectionManager.jpg Visual Studio 2017 : Menu Tools > Options > Cross Platform > Connection Manager R.PI (ARM) : Good NanoPI Neo ...