To remove OPC Expert’s files and folders, simply delete all files and folders in OPC Expert’s folder (except “OPC Expert.exe”).  Afterward, run “OPC Expert.exe” again. Details for every steps are below.

  • Uninstall all running OPC Expert services
    • Option1: Use OPC Expert’s System Tray icon
      • Right-Click OPC Expert’s System Tray icon
      • In right-click menu, select option (All Services > Uninstall)
    • Option 2: Use OPC Expert’s Tools menu
      • In OPC Expert’s main menu, select (Tools > Options…)
      • In “Options” dialog box, select tab “Services & Servers”
      • In dialog box “OPC Expert Servers”, uncheck all checkboxes as below
      • Press button “OK” and close OPC Expert
  • After uninstalling all OPC Expert services and closing OPC Expert, delete all OPC Expert files and folders
    • Refer to folder “C:\Program Files\OPC Expert”
    • Delete all files except “OPC Expert.exe”
    • Delete all folders (it is acceptable to for folder “General OPC Files” to remain)
  • Start OPC Expert again

The procedure above should clear all OPC Expert errors.

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