diff --git a/core/src/main/java/com/boydti/fawe/object/clipboard/DiskOptimizedClipboard.java b/core/src/main/java/com/boydti/fawe/object/clipboard/DiskOptimizedClipboard.java
index 08bf60c0..a5180461 100644
--- a/core/src/main/java/com/boydti/fawe/object/clipboard/DiskOptimizedClipboard.java
+++ b/core/src/main/java/com/boydti/fawe/object/clipboard/DiskOptimizedClipboard.java
@@ -128,7 +128,7 @@ public class DiskOptimizedClipboard extends FaweClipboard implements Closeable {
                 MainUtil.handleError(e);
             }
             this.raf = new BufferedRandomAccessFile(file, "rw", 16);
-            long volume = width * height * length * 2l + HEADER_SIZE;
+            long volume = (long) width * (long) height * (long) length * 2l + (long) HEADER_SIZE;
             raf.setLength(0);
             raf.setLength(volume);
             // write length etc
diff --git a/core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java b/core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java
index 2042b4e4..aecff967 100644
--- a/core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java
+++ b/core/src/main/java/com/sk89q/worldedit/command/ClipboardCommands.java
@@ -26,6 +26,7 @@ import com.boydti.fawe.object.FawePlayer;
 import com.boydti.fawe.object.RunnableVal2;
 import com.boydti.fawe.object.clipboard.ReadOnlyClipboard;
 import com.boydti.fawe.object.clipboard.WorldCutClipboard;
+import com.boydti.fawe.object.exception.FaweException;
 import com.boydti.fawe.object.io.FastByteArrayOutputStream;
 import com.boydti.fawe.util.ImgurUtility;
 import com.boydti.fawe.util.MaskTraverser;
@@ -139,6 +140,12 @@ public class ClipboardCommands {
     public void copy(Player player, LocalSession session, EditSession editSession,
                      @Selection Region region, @Switch('e') boolean copyEntities,
                      @Switch('m') Mask mask) throws WorldEditException {
+        Vector min = region.getMinimumPoint();
+        Vector max = region.getMaximumPoint();
+        long volume = (((long)max.getX() - (long)min.getX() + 1) * ((long)max.getY() - (long)min.getY() + 1) * ((long)max.getZ() - (long)min.getZ() + 1));
+        if (volume >= Integer.MAX_VALUE) {
+            throw new FaweException(BBC.WORLDEDIT_CANCEL_REASON_MAX_CHECKS);
+        }
 
         BlockArrayClipboard clipboard = new BlockArrayClipboard(region, player.getUniqueId());
 
@@ -175,7 +182,6 @@ public class ClipboardCommands {
     public void lazyCut(Player player, LocalSession session, EditSession editSession,
                          @Selection final Region region, @Switch('e') boolean copyEntities,
                          @Switch('m') Mask mask) throws WorldEditException {
-
         final Vector origin = region.getMinimumPoint();
         final int mx = origin.getBlockX();
         final int my = origin.getBlockY();
@@ -205,7 +211,12 @@ public class ClipboardCommands {
     public void cut(Player player, LocalSession session, EditSession editSession,
                     @Selection Region region, @Optional("air") Pattern leavePattern, @Switch('e') boolean copyEntities,
                     @Switch('m') Mask mask) throws WorldEditException {
-
+        Vector min = region.getMinimumPoint();
+        Vector max = region.getMaximumPoint();
+        long volume = (((long)max.getX() - (long)min.getX() + 1) * ((long)max.getY() - (long)min.getY() + 1) * ((long)max.getZ() - (long)min.getZ() + 1));
+        if (volume >= Integer.MAX_VALUE) {
+            throw new FaweException(BBC.WORLDEDIT_CANCEL_REASON_MAX_CHECKS);
+        }
         BlockArrayClipboard clipboard = new BlockArrayClipboard(region, player.getUniqueId());
         clipboard.setOrigin(session.getPlacementPosition(player));
         ForwardExtentCopy copy = new ForwardExtentCopy(editSession, region, clipboard, region.getMinimumPoint());