panic: runtime error: slice bounds out of range

[mback2k]

panic: runtime error: slice bounds out of range [recovered]
	panic: runtime error: slice bounds out of range

goroutine 1 [running]:
github.com/rivo/tview.(*Application).Run.func1(0xc0000cc200)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/application.go:149 +0x82
panic(0x75b2c0, 0xac8800)
	/usr/local/Cellar/go/1.12.5/libexec/src/runtime/panic.go:522 +0x1b5
github.com/rivo/tview.(*TextView).reindexBuffer(0xc0000a08f0, 0xac)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/textview.go:616 +0x14a1
github.com/rivo/tview.(*TextView).Draw(0xc0000a08f0, 0x835ee0, 0xc000112000)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/textview.go:757 +0x13c
github.com/rivo/tview.(*Flex).Draw(0xc000074d80, 0x835ee0, 0xc000112000)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/flex.go:169 +0x298
github.com/rivo/tview.(*Flex).Draw(0xc0000751d0, 0x835ee0, 0xc000112000)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/flex.go:169 +0x298
github.com/rivo/tview.(*Flex).Draw(0xc0000752c0, 0x835ee0, 0xc000112000)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/flex.go:169 +0x298
github.com/rivo/tview.(*Pages).Draw(0xc000075350, 0x835ee0, 0xc000112000)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/pages.go:267 +0xa8
github.com/rivo/tview.(*Application).draw(0xc0000cc200, 0x0)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/application.go:363 +0xd8
github.com/rivo/tview.(*Application).Run(0xc0000cc200, 0x0, 0x0)
	/Users/mylxsw/codes/golang/pkg/mod/github.com/rivo/[email protected]/application.go:237 +0x3a7
github.com/mylxsw/redis-tui/tui.(*RedisTUI).Start(0xc000078680, 0xc000070600, 0x64)
	/Users/mylxsw/codes/github/redis-gli/tui/tui.go:270 +0x1f6
main.main()
	/Users/mylxsw/codes/github/redis-gli/main.go:42 +0x562