diff --git a/w11/CrawlerException.java b/w11/CrawlerException.java
new file mode 100644
index 0000000..e81c3c9
--- /dev/null
+++ b/w11/CrawlerException.java
@@ -0,0 +1,11 @@
+package com.example.datacollect.exception;
+
+public class CrawlerException extends Exception {
+    public CrawlerException(String message) {
+        super(message);
+    }
+
+    public CrawlerException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
\ No newline at end of file