Panic in application controller

[alexmt]

Application controller crashes during app state reconsilation

ERRO[0031] Recovered from panic: interface conversion: interface {} is nil, not map[string]interface {}
goroutine 83 [running]:
runtime/debug.Stack(0x0, 0x0, 0x0)
	/usr/local/Cellar/go/1.10.3/libexec/src/runtime/debug/stack.go:24 +0xb1
github.com/argoproj/argo-cd/controller.(*ApplicationController).processAppRefreshQueueItem.func1(0xc4204fe300, 0x277cac0, 0xc42040c060)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/controller/appcontroller.go:511 +0x63
panic(0x2812ca0, 0xc420963b00)
	/usr/local/Cellar/go/1.10.3/libexec/src/runtime/panic.go:502 +0x24a
github.com/argoproj/argo-cd/util/diff.removeNamespaceAnnotation(0xc420455e28, 0x0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/util/diff/diff.go:140 +0x272
github.com/argoproj/argo-cd/util/diff.ThreeWayDiff(0xc420455e20, 0xc420455df0, 0xc420455e00, 0x0, 0x0, 0x0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/util/diff/diff.go:74 +0x78
github.com/argoproj/argo-cd/util/diff.Diff(0xc420455df0, 0xc420455e00, 0x0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/util/diff/diff.go:41 +0x112
github.com/argoproj/argo-cd/util/diff.DiffArray(0xc420dec800, 0xa8, 0x100, 0xc420a85180, 0xa8, 0xa8, 0x0, 0x0, 0x0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/util/diff/diff.go:256 +0x250
github.com/argoproj/argo-cd/controller.(*appStateManager).CompareAppState(0xc420430ff0, 0xc4203d8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/controller/state.go:257 +0x11ff
github.com/argoproj/argo-cd/controller.(*ApplicationController).processAppRefreshQueueItem(0xc4204fe300, 0x1)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/controller/appcontroller.go:545 +0x731
github.com/argoproj/argo-cd/controller.(*ApplicationController).Run.func1()
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/controller/appcontroller.go:115 +0x36
github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait.JitterUntil.func1(0xc4204d2310)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:133 +0x56
github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait.JitterUntil(0xc4204d2310, 0x3b9aca00, 0x0, 0x1, 0xc4200b48a0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:134 +0xec
github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait.Until(0xc4204d2310, 0x3b9aca00, 0xc4200b48a0)
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/vendor/k8s.io/apimachinery/pkg/util/wait/wait.go:88 +0x4d
created by github.com/argoproj/argo-cd/controller.(*ApplicationController).Run
	/Users/amatyushentsev/root/go/src/github.com/argoproj/argo-cd/controller/appcontroller.go:114 +0x33b 

[Kampe]

Hello! This has become an issue again with 1.7.0-RC1