Delete permission for Event doctype to System Manager
diff --git a/erpnext/patches/patch_list.py b/erpnext/patches/patch_list.py
index d0ec56d..1f652a4 100644
--- a/erpnext/patches/patch_list.py
+++ b/erpnext/patches/patch_list.py
@@ -588,4 +588,8 @@
 		'patch_module': 'patches.september_2012',
 		'patch_file': 'plot_patch',
 	},
+	{
+		'patch_module': 'patches.september_2012',
+		'patch_file': 'event_permission',
+	},
 ]