diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ce11cad
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+target
+local
+
+ .classpath
+.project
+.settings
+
+ .idea
+*.iml
\ No newline at end of file
diff --git a/src/deviation/filesystem/FlashIO.java b/src/deviation/filesystem/FlashIO.java
index 87bfa2f..3164578 100644
--- a/src/deviation/filesystem/FlashIO.java
+++ b/src/deviation/filesystem/FlashIO.java
@@ -112,7 +112,7 @@ private void dump(String name, byte data[]) {
         }
     }
     */
-    private void cache(int sector_num) throws IOException {
+    private void cache(int sector_num) {
     	Range range = sectorMap.get(sector_num);
         System.out.format(("Cache of 0x%08x : %d%n"), range.start(), cached[sector_num] ? 1 : 0);
         if (! cached[sector_num]) {