How to fix “Cannot Find Program File” error

By | May 30, 2024

In the fast-paced world of accounting and finance, any hiccup in software can quickly impact productivity at an organizational level. For the users of Sage 300 ERP, encountering errors like “cannot find program file” while opening screens can be a major roadblock.

New Stuff : Icons not displaying in Sage 300c

In this blog, we are going to discuss the cause of the issue while opening Sage 300 screens and the solution to rectify it.

Below is the screenshot of the error:

Fig 1. Error Screenshot

At the core of this issue, there are two essential files: a4wcontainer.exe and a4wcontainerxp.exe. These files are crucial for the smooth functioning of Sage 300 screens. Without them, navigating through the software becomes extremely challenging. Sometimes these files might be accidentally deleted by the user or by antivirus software.

Please find below the image of the files which can be found in Sage 300 application path/ runtime folder.

Fig 2. Runtime folder


  • Check a backup of Sage 300 application folder and restore a4wcontainer.exe & a4wcontainerxp.exe filesfrom backup folder into Sage 300 application path/ runtime folder.
  • Alternatively, if a backup isn’t available, the user can opt to reinstall the Sage 300 Application to ensure the proper installation of these critical files.

About Us: –

Greytrix  – a globally recognized and one of the oldest Sage Gold Development Partner is a one-stop solution provider for Sage ERP and Sage CRM organizational needs. Being acknowledged and rewarded for multi-man years of experience, we bring complete end-to-end assistance for your technical consultations, product customizations, data migration, system integrations, third party add-on development and implementation competence.

Greytrix  offers unique GUMU™ integrated solutions of    Sage 300 with Sage CRM,, Dynamics 365 CRM and  MagentoeCommerce  along with Sage 300 Migration from  Sage 50 US, Sage 50 CA, Sage PRO, QuickBooks, Sage Business Vision and Sage Business Works. We also offer best-in-class  Sage 300 customization and development services  and integration services for applications such as  POS | WMS | Payroll | Shipping System | Business Intelligence | eCommerce for Sage 300 ERP  and for Sage 300c development services we offer, upgrades of older codes and screens to new web screens, latest integrations using Data and web services to Sage business partners, end users and Sage PSG worldwide. Greytrix offers 20+ addons for Sage 300 to enhance productivity such as  GreyMatrixDocument AttachmentDocument NumberingAuto-Bank ReconciliationPurchase Approval SystemThree way PO matchingBill of Lading  and  VAT for Middle East. The GUMU™ integration for Dynamics 365 CRM – Sage ERP is listed on Microsoft Appsource with easy implementation package.

For more details on Sage 300 and Sage 300c Services, please contact us at, We will like to hear from you.