From 045e9decdaee7593189d6e59216b2a9cefe6f385 Mon Sep 17 00:00:00 2001
From: wxynotes <wxynotes@gmail.com>
Date: Thu, 4 Sep 2025 15:11:48 +0800
Subject: [PATCH] =?UTF-8?q?fix:Env.GetDimblkId()=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=E5=9C=A8=E8=AE=BE=E7=BD=AE"dimblk"=E7=B3=BB=E7=BB=9F=E5=8F=98?=
 =?UTF-8?q?=E9=87=8F=E6=97=B6=EF=BC=8C=E8=A6=81=E6=A3=80=E6=9F=A5=E4=B8=80?=
 =?UTF-8?q?=E4=B8=8BoldDimblk=E6=98=AF=E5=90=A6=E4=B8=BA=E7=A9=BA=EF=BC=8C?=
 =?UTF-8?q?=E5=9B=A0=E4=B8=BA"dimblk"=E9=BB=98=E8=AE=A4=E4=B8=BA=E7=A9=BA?=
 =?UTF-8?q?=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/CADShared/Runtime/Env.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/CADShared/Runtime/Env.cs b/src/CADShared/Runtime/Env.cs
index 024eb5d..888ee88 100644
--- a/src/CADShared/Runtime/Env.cs
+++ b/src/CADShared/Runtime/Env.cs
@@ -289,7 +289,8 @@ public static ObjectId GetDimblkId(DimblkType dimblk)
         var oldDimblk = Acaop.GetSystemVariable("dimblk");
         Dimblk = dimblk;
         var id = HostApplicationServices.WorkingDatabase.Dimblk;
-        Acaop.SetSystemVariable("dimblk", oldDimblk);
+        if((string)oldDimblk!="") 
+            Acaop.SetSystemVariable("dimblk", oldDimblk);
         return id;
     }
 
-- 
Gitee