-        } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND)  {        // Error --> SHARE_NOT_FOUND
-            Toast t = Toast.makeText(this, getString(R.string.unshare_link_file_no_exist), Toast.LENGTH_LONG);
-            t.show();
-        } else {    // Generic error
-            // Show a Message, operation finished without success
-            Toast t = Toast.makeText(this, getString(R.string.unshare_link_file_error), Toast.LENGTH_LONG);
+        } else {
+            Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), 
+                    Toast.LENGTH_LONG);