Bumped version to 1.0.3-beta2

* Fixed a crash caused by null selected blocks

Filtration/Filtration.nuspec

@@ -9,7 +9,8 @@
     <description>A Path of Exile loot filter script editor</description>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <copyright>Copyright 2018</copyright>
-    <releaseNotes>* Added missing AlertSound mp3 resources to installer</releaseNotes>
+    <releaseNotes>* Added missing AlertSound mp3 resources to installer
+* Fixed a crash related to performing certain commands with no blocks selected</releaseNotes>
     <dependencies />
   </metadata>
   <files>

Filtration/Properties/AssemblyInfo.cs

@@ -11,7 +11,7 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyCulture("")]
 
 [assembly: AssemblyVersion("1.0.3")]
-[assembly: AssemblyInformationalVersion("1.0.3-beta1")]
+[assembly: AssemblyInformationalVersion("1.0.3-beta2")]
 
 [assembly: InternalsVisibleTo("Filtration.Tests")]
 [assembly: InternalsVisibleTo("Filtration.ItemFilterPreview.Tests")]

Filtration/ViewModels/ItemFilterScriptViewModel.cs

@@ -379,7 +379,7 @@ namespace Filtration.ViewModels
         {
             for (var i = 0; i < SelectedBlockViewModels.Count; i++)
             {
-                if (!ViewItemFilterBlockViewModels.Contains(SelectedBlockViewModels[i]))
+                if (SelectedBlockViewModels[i] == null || !ViewItemFilterBlockViewModels.Contains(SelectedBlockViewModels[i]))
                 {
                     SelectedBlockViewModels.RemoveAt(i--);
                 }
@@ -554,6 +554,8 @@ namespace Filtration.ViewModels
 
         public bool CanModifySelectedBlocks()
         {
+            ValidateSelectedBlocks();
+
             if (SelectedBlockViewModels.Count < 1)
                 return false;
 
@@ -570,6 +572,9 @@ namespace Filtration.ViewModels
 
         public bool CanModifyBlock(IItemFilterBlockViewModelBase itemFilterBlock)
         {
+            if (itemFilterBlock == null)
+                return false;
+
             if (itemFilterBlock is IItemFilterBlockViewModel)
                 return true;