diff --git a/internal/eventstore/handler/handler_projection.go b/internal/eventstore/handler/handler_projection.go
index f21af035f0..f8da244205 100644
--- a/internal/eventstore/handler/handler_projection.go
+++ b/internal/eventstore/handler/handler_projection.go
@@ -120,6 +120,7 @@ func (h *ProjectionHandler) Process(
 			return
 		case event := <-h.Handler.EventQueue:
 			if err := h.processEvent(ctx, event, reduce); err != nil {
+				logging.LogWithFields("HANDL-TUk5J", "projection", h.ProjectionName).WithError(err).Warn("process failed")
 				continue
 			}
 			h.triggerShouldPush(0)
@@ -137,6 +138,7 @@ func (h *ProjectionHandler) Process(
 				return
 			case event := <-h.Handler.EventQueue:
 				if err := h.processEvent(ctx, event, reduce); err != nil {
+					logging.LogWithFields("HANDL-horKq", "projection", h.ProjectionName).WithError(err).Warn("process failed")
 					continue
 				}
 				h.triggerShouldPush(0)
diff --git a/internal/query/projection/project_grant.go b/internal/query/projection/project_grant.go
index 0e89834b70..f2836e1b79 100644
--- a/internal/query/projection/project_grant.go
+++ b/internal/query/projection/project_grant.go
@@ -122,7 +122,7 @@ func (p *ProjectGrantProjection) reduceProjectGrantChanged(event eventstore.Even
 }
 
 func (p *ProjectGrantProjection) reduceProjectGrantCascadeChanged(event eventstore.EventReader) (*handler.Statement, error) {
-	e, ok := event.(*project.GrantChangedEvent)
+	e, ok := event.(*project.GrantCascadeChangedEvent)
 	if !ok {
 		logging.LogWithFields("HANDL-K0fwR", "seq", event.Sequence(), "expectedType", project.GrantCascadeChangedType).Error("was not an  event")
 		return nil, errors.ThrowInvalidArgument(nil, "HANDL-ll9Ts", "reduce.wrong.event.type")