diff --git a/client/src/main/java/net/minecraft/src/PanelCrashReport.java b/client/src/main/java/net/minecraft/src/PanelCrashReport.java
index 2cdc0a7..a2326cc 100644
--- a/client/src/main/java/net/minecraft/src/PanelCrashReport.java
+++ b/client/src/main/java/net/minecraft/src/PanelCrashReport.java
@@ -7,7 +7,9 @@ import java.text.SimpleDateFormat;
 import java.util.Date;
 import org.lwjgl.Sys;
 import org.lwjgl.opengl.GL11;
+import ru.di9.minecraft.shared.UnexpectedThrowable;
 
+@SuppressWarnings("all")
 public class PanelCrashReport extends Panel
 {
     public PanelCrashReport(UnexpectedThrowable par1UnexpectedThrowable)
@@ -15,72 +17,72 @@ public class PanelCrashReport extends Panel
         setBackground(new Color(0x2e3444));
         setLayout(new BorderLayout());
         StringWriter stringwriter = new StringWriter();
-        par1UnexpectedThrowable.exception.printStackTrace(new PrintWriter(stringwriter));
+        par1UnexpectedThrowable.getCause().printStackTrace(new PrintWriter(stringwriter));
         String s = stringwriter.toString();
         String s1 = "";
         String s2 = "";
 
         try
         {
-            s2 = (new StringBuilder()).append(s2).append("Generated ").append((new SimpleDateFormat()).format(new Date())).append("\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("Minecraft: Minecraft 1.2.5\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("OS: ").append(System.getProperty("os.name")).append(" (").append(System.getProperty("os.arch")).append(") version ").append(System.getProperty("os.version")).append("\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("Java: ").append(System.getProperty("java.version")).append(", ").append(System.getProperty("java.vendor")).append("\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("VM: ").append(System.getProperty("java.vm.name")).append(" (").append(System.getProperty("java.vm.info")).append("), ").append(System.getProperty("java.vm.vendor")).append("\n").toString();
-            s2 = (new StringBuilder()).append(s2).append("LWJGL: ").append(Sys.getVersion()).append("\n").toString();
+            s2 = s2 + "Generated " + (new SimpleDateFormat()).format(new Date()) + "\n";
+            s2 = s2 + "\n";
+            s2 = s2 + "Minecraft: Minecraft 1.2.5\n";
+            s2 = s2 + "OS: " + System.getProperty("os.name") + " (" + System.getProperty("os.arch") + ") version " + System.getProperty("os.version") + "\n";
+            s2 = s2 + "Java: " + System.getProperty("java.version") + ", " + System.getProperty("java.vendor") + "\n";
+            s2 = s2 + "VM: " + System.getProperty("java.vm.name") + " (" + System.getProperty("java.vm.info") + "), " + System.getProperty("java.vm.vendor") + "\n";
+            s2 = s2 + "LWJGL: " + Sys.getVersion() + "\n";
             s1 = GL11.glGetString(GL11.GL_VENDOR);
-            s2 = (new StringBuilder()).append(s2).append("OpenGL: ").append(GL11.glGetString(GL11.GL_RENDERER)).append(" version ").append(GL11.glGetString(GL11.GL_VERSION)).append(", ").append(GL11.glGetString(GL11.GL_VENDOR)).append("\n").toString();
+            s2 = s2 + "OpenGL: " + GL11.glGetString(GL11.GL_RENDERER) + " version " + GL11.glGetString(GL11.GL_VERSION) + ", " + GL11.glGetString(GL11.GL_VENDOR) + "\n";
         }
         catch (Throwable throwable)
         {
-            s2 = (new StringBuilder()).append(s2).append("[failed to get system properties (").append(throwable).append(")]\n").toString();
+            s2 = s2 + "[failed to get system properties (" + throwable + ")]\n";
         }
 
-        s2 = (new StringBuilder()).append(s2).append("\n").toString();
-        s2 = (new StringBuilder()).append(s2).append(s).toString();
+        s2 = s2 + "\n";
+        s2 = s2 + s;
         String s3 = "";
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
+        s3 = s3 + "\n";
+        s3 = s3 + "\n";
 
         if (s.contains("Pixel format not accelerated"))
         {
-            s3 = (new StringBuilder()).append(s3).append("      Bad video card drivers!      \n").toString();
-            s3 = (new StringBuilder()).append(s3).append("      -----------------------      \n").toString();
-            s3 = (new StringBuilder()).append(s3).append("\n").toString();
-            s3 = (new StringBuilder()).append(s3).append("Minecraft was unable to start because it failed to find an accelerated OpenGL mode.\n").toString();
-            s3 = (new StringBuilder()).append(s3).append("This can usually be fixed by updating the video card drivers.\n").toString();
+            s3 = s3 + "      Bad video card drivers!      \n";
+            s3 = s3 + "      -----------------------      \n";
+            s3 = s3 + "\n";
+            s3 = s3 + "Minecraft was unable to start because it failed to find an accelerated OpenGL mode.\n";
+            s3 = s3 + "This can usually be fixed by updating the video card drivers.\n";
 
             if (s1.toLowerCase().contains("nvidia"))
             {
-                s3 = (new StringBuilder()).append(s3).append("\n").toString();
-                s3 = (new StringBuilder()).append(s3).append("You might be able to find drivers for your video card here:\n").toString();
-                s3 = (new StringBuilder()).append(s3).append("  http://www.nvidia.com/\n").toString();
+                s3 = s3 + "\n";
+                s3 = s3 + "You might be able to find drivers for your video card here:\n";
+                s3 = s3 + "  http://www.nvidia.com/\n";
             }
             else if (s1.toLowerCase().contains("ati"))
             {
-                s3 = (new StringBuilder()).append(s3).append("\n").toString();
-                s3 = (new StringBuilder()).append(s3).append("You might be able to find drivers for your video card here:\n").toString();
-                s3 = (new StringBuilder()).append(s3).append("  http://www.amd.com/\n").toString();
+                s3 = s3 + "\n";
+                s3 = s3 + "You might be able to find drivers for your video card here:\n";
+                s3 = s3 + "  http://www.amd.com/\n";
             }
         }
         else
         {
-            s3 = (new StringBuilder()).append(s3).append("      Minecraft has crashed!      \n").toString();
-            s3 = (new StringBuilder()).append(s3).append("      ----------------------      \n").toString();
-            s3 = (new StringBuilder()).append(s3).append("\n").toString();
-            s3 = (new StringBuilder()).append(s3).append("Minecraft has stopped running because it encountered a problem.\n").toString();
-            s3 = (new StringBuilder()).append(s3).append("\n").toString();
+            s3 = s3 + "      Minecraft has crashed!      \n";
+            s3 = s3 + "      ----------------------      \n";
+            s3 = s3 + "\n";
+            s3 = s3 + "Minecraft has stopped running because it encountered a problem.\n";
+            s3 = s3 + "\n";
         }
 
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("--- BEGIN ERROR REPORT ").append(Integer.toHexString(s3.hashCode())).append(" --------\n").toString();
-        s3 = (new StringBuilder()).append(s3).append(s2).toString();
-        s3 = (new StringBuilder()).append(s3).append("--- END ERROR REPORT ").append(Integer.toHexString(s3.hashCode())).append(" ----------\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
-        s3 = (new StringBuilder()).append(s3).append("\n").toString();
+        s3 = s3 + "\n";
+        s3 = s3 + "\n";
+        s3 = s3 + "\n";
+        s3 = s3 + "--- BEGIN ERROR REPORT " + Integer.toHexString(s3.hashCode()) + " --------\n";
+        s3 = s3 + s2;
+        s3 = s3 + "--- END ERROR REPORT " + Integer.toHexString(s3.hashCode()) + " ----------\n";
+        s3 = s3 + "\n";
+        s3 = s3 + "\n";
         TextArea textarea = new TextArea(s3, 0, 0, 1);
         textarea.setFont(new Font("Monospaced", 0, 12));
         add(new CanvasMojangLogo(), "North");
diff --git a/client/src/main/java/net/minecraft/src/UnexpectedThrowable.java b/client/src/main/java/net/minecraft/src/UnexpectedThrowable.java
deleted file mode 100644
index e594387..0000000
--- a/client/src/main/java/net/minecraft/src/UnexpectedThrowable.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package net.minecraft.src;
-
-public class UnexpectedThrowable
-{
-    /** A description of the error that has occurred. */
-    public final String description;
-
-    /** The Throwable object that was thrown. */
-    public final Throwable exception;
-
-    public UnexpectedThrowable(String par1Str, Throwable par2Throwable)
-    {
-        description = par1Str;
-        exception = par2Throwable;
-    }
-}
diff --git a/shared/src/main/java/ru/di9/minecraft/shared/UnexpectedThrowable.java b/shared/src/main/java/ru/di9/minecraft/shared/UnexpectedThrowable.java
new file mode 100644
index 0000000..29d060d
--- /dev/null
+++ b/shared/src/main/java/ru/di9/minecraft/shared/UnexpectedThrowable.java
@@ -0,0 +1,7 @@
+package ru.di9.minecraft.shared;
+
+public class UnexpectedThrowable extends RuntimeException {
+    public UnexpectedThrowable(String message, Throwable cause) {
+        super(message, cause);
+    }
+}