> For the complete documentation index, see [llms.txt](https://kb.logicerp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kb.logicerp.com/logic-erp-learning-hub-tutorials-and-best-practices/order-processing/sale-order/so-configuration/prompt-for-duplicate-order-number.md).
# Prompt for Duplicate Order Number
**YouTube:** [How to Enable Duplicate Order Number Prompt in Sales Orders?](https://www.youtube.com/watch?v=4FYVsPwBJLg)
## How to Enable Duplicate Order Number Prompt in Sales Orders?
This tutorial explains how to use the **“Prompt for Duplicate Order Number”** feature in Logic ERP. It demonstrates how enabling this option helps prevent duplicate sales order entries by alerting users when an already existing order number is entered, ensuring better control and accuracy in order management.
***
### **Objective of This Feature**
* Prevent creation of **duplicate Sales Order Numbers**
* Ensure **unique order identification**
* Improve **data accuracy and control**
* Avoid confusion in order tracking
***
### **Accessing Sales Order Configuration**
* Navigate to **Sales Order Module**
* Click on **Configuration**
* Select the relevant **Sales Order Configuration**
**Enabling Duplicate Order Number Prompt**
* Locate and enable the option labeled as:
> **“Prompt for Duplicate Order Number”**
* Click **Save**
***
### **Creating a Sales Order**
* Create a New Sale Order.
* Enter an order number that already exists (e.g., **21**)
**System Behavior**
* System immediately:
* **Restricts the entry**
* Displays an **information message**
* Order number already exists
***
### **Key Benefits**
* Ensures **unique order numbering system**
* Prevents duplication errors
* Improves **data integrity and traceability**
* Enhances **order management efficiency**
***
### **Best Practice Tip**
* Always enable this feature in:
* Multi-user environments
* High-volume order processing setups
***
### **Final Outcome**
* Duplicate Sales Order Numbers are **automatically restricted**
* System maintains **unique and accurate records**
* Order tracking becomes **clear and error-free**
* Overall sales process becomes **more reliable and controlled**
---
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