fix: 变量表格清空时传入null参数错误

src/Admin/ThingsGateway.NewLife.X/Extension/DictionaryExtensions.cs

@@ -65,6 +65,7 @@ public static class DictionaryExtensions
         this IDictionary<TKey, TValue> dictionary,
         IEnumerable<TKey> keys)
     {
+        if(keys==null) yield break;
         foreach (var key in keys)
         {
             if (dictionary.TryGetValue(key, out var value))

src/Directory.Build.props

@@ -1,9 +1,9 @@
 <Project>
 
 	<PropertyGroup>
-		<PluginVersion>10.12.27</PluginVersion>
-		<ProPluginVersion>10.12.27</ProPluginVersion>
-		<DefaultVersion>10.12.27</DefaultVersion>
+		<PluginVersion>10.12.28</PluginVersion>
+		<ProPluginVersion>10.12.28</ProPluginVersion>
+		<DefaultVersion>10.12.28</DefaultVersion>
 		<AuthenticationVersion>10.11.7</AuthenticationVersion>
 		<SourceGeneratorVersion>10.11.7</SourceGeneratorVersion>
 		<NET8Version>8.0.21</NET8Version>

src/Gateway/ThingsGateway.Gateway.Application/Services/Variable/VariableRuntimeService.cs

@@ -189,7 +189,7 @@ public class VariableRuntimeService : IVariableRuntimeService
         {
             // await WaitLock.WaitAsync().ConfigureAwait(false);
 
-            var result = await GlobalData.VariableService.DeleteVariableAsync(null).ConfigureAwait(false);
+            var result = await GlobalData.VariableService.DeleteVariableAsync(GlobalData.IdVariables.Keys).ConfigureAwait(false);
 
             ConcurrentHashSet<IDriver> changedDriver = new();
             var variableIds = GlobalData.IdVariables.Select(a => a.Key).ToHashSet();