16x2 and 20x4 character displays (Hitachi HD44780 drivers). OLED & TFT Screens: Basic SPI/I2C display modules.
Many open-source enthusiasts host repositories of updated SPICE models formatted specifically for Multisim. multisim library repack
The Fix: Replace the corrupted UsrDb_s.prd file in your %appdata% folder with the clean backup copy you created in Step 1. How to Create and Share Your Own Repack 16x2 and 20x4 character displays (Hitachi HD44780 drivers)
The Ultimate Guide to Multisim Library Repacks: Expand Your Component Database multisim library repack