From dd99e4610702d086b7f1c7955dce1fec78242d2f Mon Sep 17 00:00:00 2001
From: liumengyi <liumengyi@easycorp.ltd>
Date: Tue, 18 Jan 2022 08:17:21 +0800
Subject: [PATCH] * Fix bug #18619.

---
 module/execution/model.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/module/execution/model.php b/module/execution/model.php
index b22daa6c64..150eff6683 100644
--- a/module/execution/model.php
+++ b/module/execution/model.php
@@ -523,7 +523,7 @@ class executionModel extends model
             ->limit(1)
             ->exec();
 
-        if($oldExecution->type == 'kanban') $this->dao->delete()->from(TABLE_TEAM)->where('root')->eq((int)$executionID)->andWhere('type')->eq('execution')->exec();
+        if($oldExecution->type == 'kanban') $this->dao->delete()->from(TABLE_TEAM)->where('root')->eq((int)$executionID)->andWhere('type')->eq('execution')->andWhere('role')->ne('')->exec();
 
         /* Get team and language item. */
         $this->lang->execution->team = $this->lang->execution->teamname;