resources/page: Fix typo

diff --git a/resources/page/pagegroup.go b/resources/page/pagegroup.go
index e691a112ea9b2456868dc495b9ff952e93572974..7129fae17bc9353f46c271e651e5f885340e2a03 100644 (file)
--- a/resources/page/pagegroup.go
+++ b/resources/page/pagegroup.go
@@ -205,7 +205,7 @@ func (p Pages) GroupByParam(key string, order ...string) (PagesGroup, error) {
                }
        }
        if !tmp.IsValid() {
-               return nil, errors.New("there is no such a param")
+               return nil, errors.New("there is no such param")
        }
 
        for _, e := range p {