Nikon Camera Error Code Err: How to Fix It

Easy 15-30 minutes High Severity Verified June 2026
Error Code
Err
Brand
Nikon
Product Type
camera
Severity
High
DIY Difficulty
Easy
Estimated Fix Time
15-30 minutes
The Nikon Error Code Err indicates a serious internal malfunction with your camera's shutter mechanism or mirror assembly. This error can prevent your camera from taking photos and typically requires immediate attention to avoid permanent damage.
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Tools You'll Need

How to Fix Error Code Err

  1. Power Cycle the Camera

    Ensure your hands are clean and dry when handling the battery to avoid damage.
  2. Remove and Reattach the Lens

    Never force the lens - it should attach smoothly. Protect the camera sensor from dust by pointing the camera body downward when the lens is removed.
  3. Check for Stuck Mirror or Shutter

    Never touch the mirror, shutter curtains, or sensor. These components are extremely delicate and expensive to replace.
  4. Test with a Different Lens

  5. Update Camera Firmware

    Never interrupt a firmware update process as this can permanently damage your camera.
  6. Reset Camera to Factory Settings

    This will erase all your custom settings, so note them down first if you want to restore them later.

Parts You May Need

Camera cleaning kit
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Camera cleaning kit
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Camera cleaning kit
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When to Call a Professional

If the error persists after trying all troubleshooting steps, or if you notice visible damage to the mirror or shutter mechanism, contact an authorized Nikon service center immediately. Internal mechanical repairs require specialized tools and training, and attempting DIY fixes can void your warranty and cause expensive damage.

Frequently Asked Questions

What causes Nikon Error Code Err?
Error Code Err is typically caused by mechanical failures in the shutter mechanism, mirror assembly malfunction, lens communication issues, or internal electronic problems. It can also occur from physical damage or wear from heavy use.
Can I still use my camera with Error Code Err?
No, you should not continue using your camera when this error appears. Continued use can cause permanent damage to the shutter or mirror mechanism, leading to costly repairs that may exceed the camera's value.
How much does it cost to fix Nikon Error Code Err?
Repair costs vary depending on the specific issue and camera model, typically ranging from $200-600 for shutter replacement or $150-400 for mirror mechanism repairs. Always get a quote from an authorized service center first.
Is Nikon Error Code Err covered under warranty?
If your camera is still under Nikon's warranty and the error is due to manufacturing defects (not physical damage), the repair should be covered. Contact Nikon customer service with your serial number and purchase date to verify coverage.
How can I prevent Nikon Error Code Err in the future?
Regular maintenance helps prevent this error: avoid exposing your camera to extreme temperatures or humidity, handle it gently, keep firmware updated, use proper lens attachment/removal techniques, and have it serviced periodically by professionals.