[Bugfix] Fix deployment creation on ARM64 (#1224)

Author: jwierzbo

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Change Log
 
 ## [master](https://github.com/arangodb/kube-arangodb/tree/master) (N/A)
+- (Bugfix) Fix deployment creation on ARM64
 
 ## [1.2.23](https://github.com/arangodb/kube-arangodb/tree/1.2.23) (2023-01-12)
 - (Bugfix) Remove PDBs if group count is 0

pkg/deployment/members.go

@@ -130,7 +130,8 @@ func (d *Deployment) renderMember(spec api.DeploymentSpec, status *api.Deploymen
 	role := group.AsRole()
 
 	arch := apiObject.GetAcceptedSpec().Architecture.GetDefault()
-	if arch != api.ArangoDeploymentArchitectureAMD64 && apiObject.Status.CurrentImage.ArangoDBVersion.CompareTo("3.10.0") < 0 {
+	if arch != api.ArangoDeploymentArchitectureAMD64 && apiObject.Status.CurrentImage != nil &&
+		apiObject.Status.CurrentImage.ArangoDBVersion.CompareTo("3.10.0") < 0 {
 		arch = api.ArangoDeploymentArchitectureAMD64
 		d.log.Str("arch", string(arch)).Warn("Cannot render pod with requested arch. It's not supported in ArangoDB < 3.10.0. Defaulting architecture to AMD64")
 		d.CreateEvent(k8sutil.NewCannotSetArchitectureEvent(d.GetAPIObject(), string(arch), id))