Fixes

util.go

@@ -57,9 +57,10 @@ func fixModes(modes map[string]string) modeMap {
 		"atmospheric":   ModeTypeProduct}
 
 	for name := range fixedModes {
-		value, _ := modes[name]
+		if value, ok := modes[name]; ok {
 			fixedModes[name] = strToModeType(value)
 		}
+	}
 
 	return fixedModes
 }