PJ-863 FAQs & Troubleshooting PJ-863 Not your product? Sort by Updated Date Popularity 1 Results 1. 12.03.2019 When I try to use the database function, the error message "Code=800401f9 Msg: Error in the DLL Source: ADODB. Connection Description:" appears. What should I do? P-touch Editor (Windows) FAQs & Troubleshooting