Common Sage 300 ERP Connection Issues

This section explains the most common health check issues found for organizations using the Sage 300 adapter. Each described error focuses on what the issue means, possible causes, and how to proceed.

Select one of the following error types to view more details.

General Guidance for End Users

If you see one of these errors, it does not necessarily mean you did something wrong. In most cases, the issue is related to authentication, Sage 300 configuration, DSN setup, ERP availability, local Sage prompts, data folder access, or ERP-side permissions.

Next Steps

Related Topics

Username and Password is Required

The Specified Username or Password is Incorrect

ERP Health Check Call is Taking More Than 7200 Seconds

Connection Timed Out While Establishing DLL Connection / Check Pop Ups in Sage

ERP DLL connection check failed with blank error

Invalid Data Folder

Conversion from String to Number Failed with Blank Value



Last Published Monday, August 31, 2026