diff --git a/qmk-cmd.go b/qmk-cmd.go
index 5b8c2c4..ab6a111 100644
--- a/qmk-cmd.go
+++ b/qmk-cmd.go
@@ -287,13 +287,13 @@ func setCfg(dev *QEncDevice, cfg QEncCfg, val uint8) (err error) {
 func sendDataWrapper(dev *QEncDevice, data []byte, cmd QEncCmd, id uint32) (ret []byte, err error) {
 	if err = dev.Open(); err != nil {
 		if QEncInfoHandler != nil {
-			QEncInfoHandler(err.Error())
+			QEncErrHandler(err)
 		}
 		return nil, err
 	}
 	if err = dev.Lock(); err != nil {
 		if QEncInfoHandler != nil {
-			QEncInfoHandler(err.Error())
+			QEncErrHandler(err)
 		}
 		return nil, err
 	}