As the title says, GPU frame capture failes sometimes, and the error picture looks like:
https://raw.githubusercontent.com/minggo/Pictures/master/metal-gpu-capture-fail.png
And there is not any error log output.
My environment is:
macOS Mojave 10.14.1
MacBook Pro(15-inch, 2018)
Graphics Radeon Pro 555X 4096 MB
Intel UHD Graphics 630 1536 MB
Xcode 10.1