diff --git a/OpenRa.Game/Traits/World/CrateSpawner.cs b/OpenRa.Game/Traits/World/CrateSpawner.cs
index ef814aaab9..0c7afe4cd5 100644
--- a/OpenRa.Game/Traits/World/CrateSpawner.cs
+++ b/OpenRa.Game/Traits/World/CrateSpawner.cs
@@ -43,7 +43,7 @@ namespace OpenRa.Traits
 		{
 			var inWater = self.World.SharedRandom.NextDouble() < info.WaterChance;
 			var umt = inWater ? UnitMovementType.Float : UnitMovementType.Wheel;
-
+			int count = 0, threshold = 100;
 			for (; ; )
 			{
 				var p = new int2(self.World.SharedRandom.Next(0, 127), self.World.SharedRandom.Next(0, 127));
@@ -53,6 +53,8 @@ namespace OpenRa.Traits
 						w => crates.Add(w.CreateActor("crate", p, self.Owner)));
 					break;
 				}
+				if (count++ > threshold)
+					break;
 			}
 		}
 	}
diff --git a/SequenceEditor/SequenceEditor.csproj b/SequenceEditor/SequenceEditor.csproj
index fe4ab9fbec..5ccfc747e1 100644
--- a/SequenceEditor/SequenceEditor.csproj
+++ b/SequenceEditor/SequenceEditor.csproj
@@ -31,10 +31,6 @@
     <ErrorReport>prompt</ErrorReport>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="IjwFramework, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\Ijw.DirectX\bin\IjwFramework.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core">
       <RequiredTargetFramework>3.5</RequiredTargetFramework>
diff --git a/SequenceEditor/Surface.cs b/SequenceEditor/Surface.cs
index d2c63feb6a..2b62f83ac9 100644
--- a/SequenceEditor/Surface.cs
+++ b/SequenceEditor/Surface.cs
@@ -4,7 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Windows.Forms;
 using System.Drawing;
-using IjwFramework.Types;
+using OpenRa.FileFormats;
 
 namespace SequenceEditor
 {