add more condition for check tpM is available or not

skycoin · Nov 2, 2023 · a1b6446 · a1b6446
1 parent 3d020bc
commit a1b6446
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pkg/visor/api.go b/pkg/visor/api.go
@@ -1032,6 +1032,9 @@ func (v *Visor) Ports() (map[string]PortDetail, error) {
 // TransportTypes implements API.
 func (v *Visor) TransportTypes() ([]string, error) {
 	var types []string
+	if v.tpM == nil {
+		return types, ErrTrpMangerNotAvailable
+	}
 	for _, netType := range v.tpM.Networks() {
 		types = append(types, string(netType))
 	}