Preventing QuickBooks Error 6143 with Proper File Management You can avoid QuickBooks Error 6143 by managing your company files carefully. Always store them in their default location and avoid renaming system-generated files like .TLG or .ND unless necessary. Perform regular backups and keep your QuickBooks and Windows updates current. Avoid sudden shutdowns during processing. These practices help maintain file integrity and reduce the risk of this error disrupting your operations. --- https://worldwidedigest.com/quickbooks-error-6143-malfunction-in-the-company-file/