diff --git a/models/fixtures/action.yml b/models/fixtures/action.yml
index af9ce93ba..b2febb4ed 100644
--- a/models/fixtures/action.yml
+++ b/models/fixtures/action.yml
@@ -6,6 +6,7 @@
   repo_id: 2 # private
   is_private: true
   created_unix: 1603228283
+  content: '1|' # issueId 4
 
 -
   id: 2
diff --git a/models/issues/issue.go b/models/issues/issue.go
index baa79b30d..54ef5cec7 100644
--- a/models/issues/issue.go
+++ b/models/issues/issue.go
@@ -500,7 +500,7 @@ func (issue *Issue) GetLastEventLabelFake() string {
 // GetIssueByIndex returns raw issue without loading attributes by index in a repository.
 func GetIssueByIndex(ctx context.Context, repoID, index int64) (*Issue, error) {
 	if index < 1 {
-		return nil, ErrIssueNotExist{}
+		return nil, ErrIssueNotExist{0, repoID, index}
 	}
 	issue := &Issue{
 		RepoID: repoID,