diff --git a/app/src/main/java/lightcontainer/protocol/rules/writer/RemoveFileErrorRule.java b/app/src/main/java/lightcontainer/protocol/rules/writer/RemoveFileErrorRule.java
index c071683..5fc60f1 100644
--- a/app/src/main/java/lightcontainer/protocol/rules/writer/RemoveFileErrorRule.java
+++ b/app/src/main/java/lightcontainer/protocol/rules/writer/RemoveFileErrorRule.java
@@ -2,10 +2,12 @@ package lightcontainer.protocol.rules.writer;
 
 import lightcontainer.protocol.ProtocolWriter;
 
+import static lightcontainer.protocol.StandardizedDefinitions.FFE_REMOVE_ERROR;
+
 public class RemoveFileErrorRule extends ProtocolWriter {
 
     //"^REMOVEFILE_ERROR\r\n$"
-    private static final String PATTERN = "^REMOVEFILE_ERROR\r\n$";
+    private static final String PATTERN = FFE_REMOVE_ERROR;
 
     public static String NAME = "REMOVEFILE_ERROR";
 
diff --git a/app/src/main/resources/appdata.json b/app/src/main/resources/appdata.json
index 51fa9da..09d21cd 100644
--- a/app/src/main/resources/appdata.json
+++ b/app/src/main/resources/appdata.json
@@ -1 +1,26 @@
-{"unicast_port":8000,"multicast_ip":"224.66.66.1","multicast_port":15502,"network_interface":"lo","tls":true,"storagePath":"C:\\Users\\ledou\\Documents\\ffe","users":[{"name":"aaaaa","password":"$2a$10$Up/pME2iFKALVSu8/JDpG.8Vc2vidOm99SeVoayCB1th7KHMZ1gq2","aes_key":"4+D3geivckhduP14646nYBb91N71HJj+8uvHFb0su0o=","files":[{"name":"test.txt","fileNameSalt":"FIjFt/hfscPkTLksP0IT4A==","size":301,"iv":"ATf85tYHY7WoGmyy3XRqyA==","storage":["lightcontainerSB01"]}]}]}
\ No newline at end of file
+{
+  "unicast_port": 8000,
+  "multicast_ip": "224.66.66.1",
+  "multicast_port": 15502,
+  "network_interface": "lo",
+  "tls": true,
+  "storagePath": "C:\\Users\\ledou\\Documents\\ffe",
+  "users": [
+    {
+      "name": "aaaaa",
+      "password": "$2a$10$Up/pME2iFKALVSu8/JDpG.8Vc2vidOm99SeVoayCB1th7KHMZ1gq2",
+      "aes_key": "4+D3geivckhduP14646nYBb91N71HJj+8uvHFb0su0o=",
+      "files": [
+        {
+          "name": "test.txt",
+          "fileNameSalt": "FIjFt/hfscPkTLksP0IT4A==",
+          "size": 301,
+          "iv": "ATf85tYHY7WoGmyy3XRqyA==",
+          "storage": [
+            "lightcontainerSB01"
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file