IssueThe "Warning - unknown part" error indicates the software could not establish bidirectional communication with the printer. Troubleshooting
- Verify you selected the correct printer: How to Change the Label Part or Printer in Brady Workstation.
- Verify the selected label part in Brady Workstation is the same as the materials in the printer.
- Bidirectional Printers (Smart Printers): If your printer supports bidi, see this article for further troubleshooting: Troubleshooting Bidirectional Communication Issues.
- Non-Bidirectional Printers: Not all Brady printers support bidirectional communication. As of the summer '21 release of Brady Workstation, non-bidirectional printers will no longer show this false error: How to Update Brady Workstation.
The following Brady Printers do not support bidirectional communication for installed label materials:
- J1000
- A6500
- A5500
- Wraptor
- PR Plus Series
- i7100