From 9f61c92fe6864d536a0e3a6e041cbd788dcec752 Mon Sep 17 00:00:00 2001
From: schangxiang@126.com <schangxiang@126.com>
Date: 周四, 12 12月 2024 11:02:16 +0800
Subject: [PATCH] 222

---
 SDA/iWareSda/Common/SdaHelper.cs |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/SDA/iWareSda/Common/SdaHelper.cs b/SDA/iWareSda/Common/SdaHelper.cs
index d0f3e1e..3b853ee 100644
--- a/SDA/iWareSda/Common/SdaHelper.cs
+++ b/SDA/iWareSda/Common/SdaHelper.cs
@@ -43,7 +43,14 @@
                     }
                     else
                     {
-                        proValues = t1_pro.GetValue(t1, null).ToString();
+                        if (t1_pro.GetValue(t1, null) == null)
+                        {
+                            proValues = "";
+                        }
+                        else
+                        {
+                            proValues = t1_pro.GetValue(t1, null).ToString();
+                        }
                         arr = proValues.Split(WareSdaStruct.PLCDBADDRESS_SEPARATE);
                         if (arr.Length != 2)
                         {

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