[VOL-2938]Failure seen when parsing adapter config

Change-Id: Ie044eb110c36fc4b7597457fa6b1f6c94cd1baff
diff --git a/internal/pkg/commands/events.go b/internal/pkg/commands/events.go
index f237878..43bfe75 100644
--- a/internal/pkg/commands/events.go
+++ b/internal/pkg/commands/events.go
@@ -270,9 +270,24 @@
 		i++
 	}
 
-	evHeader := EventHeader{Category: model.GetEnumString(header, "category", cat),
-		SubCategory: model.GetEnumString(header, "sub_category", subCat),
-		Type:        model.GetEnumString(header, "type", evType),
+	header_category, err := model.GetEnumString(header, "category", cat)
+	if err != nil {
+		return nil, err
+	}
+
+	header_subcategory, err := model.GetEnumString(header, "sub_category", subCat)
+	if err != nil {
+		return nil, err
+	}
+
+	header_type, err := model.GetEnumString(header, "type", evType)
+	if err != nil {
+		return nil, err
+	}
+
+	evHeader := EventHeader{Category: header_category,
+		SubCategory: header_subcategory,
+		Type:        header_type,
 		Raised_ts:   raised,
 		Reported_ts: reported,
 		Device_ids:  device_id_keys,