diff --git a/src/testcases/org/apache/poi/hssf/data/46904.xls b/src/testcases/org/apache/poi/hssf/data/46904.xls
new file mode 100644
index 0000000000..5720672dd1
Binary files /dev/null and b/src/testcases/org/apache/poi/hssf/data/46904.xls differ
diff --git a/src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java b/src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java
index 76c61dd35d..4130c15970 100644
--- a/src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java
+++ b/src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java
@@ -1666,4 +1666,11 @@ public final class TestBugs extends TestCase {
         assertEquals(size2, size3);
 
     }
+    
+    /**
+     * java.io.IOException: block[ 0 ] already removed
+     */
+    public void BROKENtest46904() throws IOException {
+        HSSFWorkbook wb = openSample("46904.xls");
+    }
 }