What is Sage 50 Data Conversion Error & How to Fix It?

Sage 50 is an accounting software which is manufactured and marketed by Sage Group for small business. It is one of the most recommended bookkeeping solution which comes with advance accounting tools like inventory management and module-level security. It also comes with various add-on options for payroll and credit-card processing.

The software is available in desktop version with access to cloud servers. It is an easy to use software but on some situations you may encounter some common errors like “Sage 50 Data conversion error”. It may be slight different from Sage 50 Upgrade Error or Sage 50 Login Error.

Causes behind the Sage 50 Data Conversion Error

This error occurs in Sage 50 accounting software. It is caused when you try to convert your data file to a new version and your file doesn’t open. The Sage 50 sill stop responding and your system will freeze unable to finish the conversion process.

You will get the following message displayed on your screen:

Error: “The program detected errors while converting your data. You may want to restore your latest backup and try the conversion again.”


Error: “Unable to open company file.”


Error “Sage 50 Accounting encountered a problem with your company data file during the upgrade process……………. Click to see the contents of the error report.”

How to Fix Sage 50 Data Conversion Error

Sage professionals have recommended the following solution to amend this Sage 50 Data Conversion Error.

Total Time: 9 minutes

  1. Step One

    It is a repair process which may take a long time as it completely depends on the size of your company data file.

  2. Step Two

    Verify content from SAJ folder.

  3. Step Three

    Disable firewall and antivirus along with any real time scanner which is running in your system.

  4. Step Four

    Uninstall and reinstall Sage 50 software.

  5. Step Five

    Try to convert any sample company from older version to newer version.

  6. Step Six

    You will have to reinstall My SQL connectors in your system again.

  7. Step Seven

    You will have to convert your backup of your data.

  8. Step Eight

    Now convert your data in SAI/SAJ format.

With the solution mentioned above you can easily resolve this error. But if this error still persist then contact Sage customer support to resolve this error.

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