🔧 How to Fix "Error ID 9: The system cannot find the file specified" in RSLinx Classic During Uninstallation

🔧 RSLinx Classic Error ID 9 Fix – The System Cannot Find the File Specified [Windows 10]

Welcome to Roysfan.in — your hub for Windows 10 tips and troubleshooting. In today’s guide, we’ll walk you through fixing one of the most frustrating uninstall errors:

Error ID 9: The system cannot find the file specified

This error commonly appears while uninstalling RSLinx Classic (Rockwell Automation) on Windows 10. Whether you’re a technician or an automation engineer, here’s a full fix!

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⚠️ What Causes This Error on Windows 10?

• Corrupted or missing installation files
• Antivirus interference
• Manual file deletions
• Registry mismatches from previous installs/updates

This prevents the uninstaller from finding required components and throws Error ID 9.

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✅ Fix 1: Use Microsoft’s Uninstall Troubleshooter [EASY]

Let Microsoft fix it for you with their free tool designed to force-remove stuck programs.

🔗 Official Tool:
Download: Microsoft Program Install and Uninstall Troubleshooter

Steps:

1. Run the tool and select Uninstalling
2. Pick RSLinx Classic 2.54.00 CPR 9 SR 1
3. Click Yes, try uninstall

Roysfan.in Tip: Always run tools as administrator for full access!

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✅ Fix 2: Reinstall Then Uninstall

Missing uninstall files? Reinstall the same version to restore them.

1. Download the exact installer for RSLinx Classic 2.54.00 CPR 9 SR 1
2. Run the setup and choose Repair
3. After repairing, try uninstalling via Control Panel

This is effective when uninstaller resources are broken or missing.

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✅ Fix 3: Manual Uninstall (Advanced)

⚠️ Only for experienced users. Take a system restore point before starting.

Steps:

1. Manually delete:
   C:\Program Files (x86)\Rockwell Software\RSLinx
2. Open Registry Editor (Win + R → regedit)
3. Delete RSLinx entries:
   • HKEY_LOCAL_MACHINE\SOFTWARE\Rockwell Software
   • HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RSLinx
   • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
4. Restart your PC

Be careful — incorrect registry edits can crash your system.

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🧠 Roysfan Windows Tricks:

• Run all tools as administrator
• Disable antivirus temporarily if it blocks software changes
• Try Revo Uninstaller for deep cleaning stuck apps

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📊 Summary Table

Method	Ease	Who Should Use It
Microsoft Troubleshooter	⭐⭐⭐⭐⭐	Everyone
Reinstall + Uninstall	⭐⭐⭐⭐	IT Technicians, Engineers
Manual Registry Cleanup	⭐⭐	Advanced Users Only

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📝 Final Thoughts – From Roysfan.in

RSLinx Classic is important in many industrial setups, but uninstall issues like Error ID 9 can create major headaches.

With the tricks listed above, especially the Microsoft Troubleshooter and reinstall method, you can fix it without damaging your Windows 10 system.

👍 If you found this guide helpful, bookmark Roysfan.in for more real-world Windows tricks and solutions.

📩 Got questions? Drop them in the comments!