[fix] POST in

frappe/public/js/frappe/request.js

@@ -112,6 +112,10 @@ frappe.request.call = function(opts) {
 			msgprint(__("Server Error: Please check your server logs or contact tech support."))
 			opts.error_callback && opts.error_callback();
 			frappe.request.report_error(xhr, opts);
+		},
+		504: function(xhr) {
+			msgprint(__("Request Timed Out"))
+			opts.error_callback && opts.error_callback();
 		}
 	};
 

frappe/public/js/legacy/handler.js

@@ -32,6 +32,7 @@ function $c_obj(doc, method, arg, callback, no_spinner, freeze_msg, btn) {
 	}
 
 	return frappe.request.call({
+		type: "POST",
 		args: args,
 		success: callback,
 		btn: btn,