trouble in beta witn rx550 card
21:03:12:322 480 Error loading C:\Claymore's Dual Ethereum+Decred_Siacoin AMD+NVIDIA GPU Miner v6.3\Data1k1.bin
21:03:12:323 480 Cannot build OpenCL program for GPU 0
This bug is due to internal Navi tests, incorrect binary was used.
Fixed, please try b748:
https://mega.nz/#!D0pFHQSL!K0tlq7j2Huupo-PDK2SMuIovDCuXehcm5YZSQfmNEww