Create index.txt
diff --git a/erpnext/docs/user/manual/de/using-erpnext/index.txt b/erpnext/docs/user/manual/de/using-erpnext/index.txt
new file mode 100644
index 0000000..259835e
--- /dev/null
+++ b/erpnext/docs/user/manual/de/using-erpnext/index.txt
@@ -0,0 +1,8 @@
+to-do
+collaborating-around-forms
+messages
+notes
+calendar
+assignment
+tags
+articles