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Home>>QuickBooks Errors & Their Support QuickBooks Point of Sale Errors & Solutions How to Fix QuickBooks POS Client Cannot Connect to Server Error?

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Your QuickBooks POS software helps you precisely handle nearly every organizational task, from organizing sales and customer information to tracking inventories. But it has its drawbacks as well, much like other software packages.

One of the problems is that Point of Sale Client Can’t Connect to the database server; this is one of the problems that happens due to poor network connections, incorrect server configurations, server overload, errors in QuickBooks POS, or restricted firewall or antivirus settings blocking the connection. This is a technical issue that requires quick attention and resolution.

QuickBooks POS is enterprise-level retail software that interacts with QuickBooks, Payroll, and other programs. Three variations are available: Basic, Pro, and Multi-Store.

Our article will help you understand what QuickBooks POS Client Cannot Connect to Server error and how you can resolve it.

Essential Tips for Resolving QuickBooks POS Client Cannot Connect to Server Error

Error CausesSolutions
Server workstation not configured for multiple users.Turn on the server’s multi-user mode.
Facing network problems on client and server computers or Public File sharing disabled in Windows Network.Activate Network Discovery.
WSActivity file causing issues.Rename the WSActivity file.
Due to a firewall, the server is unreachable.Set up a Firewall for the POS Network Connection
The connection to the POS data file is not working properly.QuickBooks POS must be reinstalled on client computers.
Security certificate expiration is causing the issue.Install a New Security Certificate.
Reinstalling QuickBooks completely is necessary.Reinstall QuickBooks Desktop.
Use of a variable or dynamic IP address while connecting.Configure the ports on the firewall for the POS network connection.

What is QuickBooks POS (Point of Sale) Client Cannot Connect to Server Issue?

This issue occurs when a client workstation is unable to connect to the QuickBooks POS (Point of Sale) server. A common cause is the POS server being rebooted while the client workstation is still trying to access it. This disconnection can prevent the client from syncing with the server, leading to disruptions in operations.

It is feasible to think of QuickBooks POS as a retail software that connects to a hardware program and enables you to use well-known integrations like QuickBooks, Payroll, etc.

Before we get into the core of this issue, let’s quickly review how many versions the software program ships with to better grasp the QuickBooks POS client’s underlying cause for not connecting to server error.

The three versions of QuickBooks POS now available are Basic, Pro, and Multi-Store. The multi-user technical fault is mostly responsible for the QuickBooks POS client not connecting to the server error.

There are many further reasons why the QuickBooks Point of Sale Client cannot connect to server issues. The causes of the QuickBooks POS client not connecting to server problems are further explored in the following section.

Why Does the “QuickBooks POS Client Cannot Connect to Server” Error Occur?

There may be more reasons the QuickBooks POS client did not connect to server problems than you had anticipated when you settled down to analyze them.

When QuickBooks POS has a problem connecting to the server then, users sometimes have to face error encounter message or experience failure in syncing data, accessing shared resources, and processing shared transactions.  This situation is not acceptable when you have an important business task, and your POS is showing an error.

Below are some of the causes of why QuickBooks POS is not connecting to the server:

  • Inadequate System Requirements: The computer doesn’t meet basic system requirements to run QuickBooks Desktop Point of Sale.
  • Server Not Configured for Multiple Users: The server workstation is not configured for multiple users.
  • Damaged Company File: A damaged company file may create a proper connection between the client server and the POS.
  • Firewall Restrictions: The server cannot be accessed due to a firewall.
  • The Point of Sale installation is damaged.
  • Damaged Point of Sale Installation: Workstations for the client and server are experiencing issues connecting to the network.
  • Dynamic or Shifting IP Address: Utilize a dynamic or shifting IP address while connecting.
  • Incompatible Windows Versions: Client computers aren’t running the same version of Windows.
  • Public File Sharing Disabled: Within the Windows Network and Sharing Center, public file sharing is disabled.
  • High Window Sharing Centre: If client computers are running different versions of Windows, compatibility issues may prevent connection properly.

QuickBooks Desktop Point of Sale Basic System Requirements:

Operating systems:

  • Windows 11, all editions including 64-bit, natively installed
  • Windows 10, all editions including 64-bit, natively installed
  • Windows 8.1 (Update 1) all editions including 64-bit, natively installed
  • Windows Server 2016
  • Windows Server 2012 R2

System requirements:

General

  • 1 GB of disk space (additional space required for data files)
  • Multiple users: 2.8 GHz processor (3.5 GHz recommended)
  • Display: optimized for 1280×768 screen resolution or higher
  • 4X DVD ROM drive required for DVD installations (unless user is downloading QuickBooks Desktop Point of Sale from Intuit Server)

Single user