> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/syslog-extensibility/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/syslog-extensibility/functions-syslog-kalipso/warehouse-stock/800-warehouse-stock-warehouse-stock-module.md).

# 800 - Warehouse Stock Module

Syslog 4.0 - Extensibility - Functions Syslog - Kalipso - Warehouse Stock - 800 - Warehouse Stock Module

800 - (Warehouse Stock) Warehouse Stock Module

| **Event**           | **Extension action set** | **Description**                                                                                                                    |
| ------------------- | ------------------------ | ---------------------------------------------------------------------------------------------------------------------------------- |
| Before              | EXT\_0800\_1\_Before     | Will be executed before Syslog APP open the warehouse stock module;                                                                |
| [Replace](#replace) | EXT\_0800\_2\_Replace    | Will replace Syslog APP warehouse stock module (can be used to validate if normal Syslog APP module opens using outOpenAPPModule); |
| After               | EXT\_0800\_3\_After      | Will be executed after closing the warehouse stock module;                                                                         |

### Replace

*Output Parameters*:

* outOpenAPPModule – Return code: 
  * 1 – Open Syslog APP module
  * 0 – Don’t open Syslog APP module;