Create index.txt
diff --git a/erpnext/docs/user/manual/de/buying/setup/index.txt b/erpnext/docs/user/manual/de/buying/setup/index.txt
new file mode 100644
index 0000000..3c4b019
--- /dev/null
+++ b/erpnext/docs/user/manual/de/buying/setup/index.txt
@@ -0,0 +1,2 @@
+buying-settings
+supplier-type