From 269b33eb13ec5fc3ee1d797045778e94c8863446 Mon Sep 17 00:00:00 2001
From: Catouse <catouse@gmail.com>
Date: Thu, 27 Aug 2020 15:31:25 +0800
Subject: [PATCH] * fix data error in cmmigantt block.

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

diff --git a/module/block/control.php b/module/block/control.php
index b4936d1f01..6cfab6da8b 100644
--- a/module/block/control.php
+++ b/module/block/control.php
@@ -1138,7 +1138,7 @@ class block extends control
     {
         $products  = $this->loadModel('product')->getPairs();
         $productID = isset($this->session->product) ? 0 : $this->session->product;
-        if($productID && !array_key_exists($productID, $products)) $productID = 0;
+        if(!$productID || !array_key_exists($productID, $products)) $productID = array_key_first($products);
 
         $this->view->plans     = $this->loadModel('programplan')->getDataForGantt($this->session->program, $productID, 0, 'task', false);
         $this->view->products  = $products;