cgo argument has Go pointer to Go pointer

[jmdkina]

Excuse me if I can ask question here?
I use Qt5.7, go 1.7.1, have problem below.
Is it normal error or I make wrong way?

0.1.1
panic: runtime error: cgo argument has Go pointer to Go pointer

goroutine 1 [running]:
panic(0x4e74e0, 0xc42000c310)
/opt/data/data/clearsoft/go/src/runtime/panic.go:500 +0x1a1
github.com/salviati/go-qt5/qt5._cgoCheckPointer0(0x7af040, 0x0, 0x0, 0x0, 0x7fbdb20d6000)
github.com/salviati/go-qt5/qt5/_obj/_cgo_gotypes.go:40 +0x59
github.com/salviati/go-qt5/qt5._drv(0x1, 0x1, 0x7af040, 0xc42000c300, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
/opt/data/data/proj/jkgo/src/github.com/salviati/go-qt5/qt5/cdrv.go:93 +0x5b
github.com/salviati/go-qt5/qt5.(*app).AppMain(0x7af040, 0x0)
/opt/data/data/proj/jkgo/src/github.com/salviati/go-qt5/qt5/uiobjs.go:1990 +0xb4
github.com/salviati/go-qt5/qt5.Main(0x520690, 0x1)
/opt/data/data/proj/jkgo/src/github.com/salviati/go-qt5/qt5/ui.go:22 +0x43
main.main()
/opt/data/data/proj/jkgo/src/github.com/salviati/go-qt5/examples/minimal.go:17 +0xaf
exit status 2