How to Fix: The System Event Notification Service service terminated with the following error: Overlapped I/O operation is in progress
Windows issue with System Event Notification Service error
📋 Table of Contents
The System Event Notification Service service termination with an 'Overlapped I/O operation is in progress' error affects Windows 7 users who experience a notification when starting their system, leading to issues like Aero not working despite having a high Windows Experience Index. This problem can be frustrating and may require troubleshooting steps to resolve.
The issue of System Event Notification Service termination with an 'Overlapped I/O operation is in progress' error can be particularly bothersome for users who rely on Aero features, which are essential for enhancing the user experience. In this guide, we will walk you through the root causes and provide two methods to fix this problem.
💡 Why You Are Getting This Error
- The System Event Notification Service service termination with an 'Overlapped I/O operation is in progress' error primarily occurs due to a disk or storage issue that prevents the system from properly handling input/output operations. This can happen when there are issues with the hard drive, solid-state drive (SSD), or other storage devices.
- Another alternative reason for this error could be related to driver conflicts or corrupted system files. In some cases, outdated or incompatible drivers may cause issues with the System Event Notification Service, leading to the termination of the service with an 'Overlapped I/O operation is in progress' error.
🔧 Proven Troubleshooting Steps
Disable and Re-enable Network Adapters
- Step 1: Step 1: Press the Windows key + R to open the Run dialog box, type 'devmgmt.msc', and press Enter. This will open the Device Manager window.
- Step 2: Step 2: In the Device Manager window, expand the 'Network Adapters' section and look for any devices with a yellow exclamation mark or an error message next to them. Right-click on these devices and select 'Disable device'.
- Step 3: Step 3: Repeat Step 2 for each Network Adapter device that has a yellow exclamation mark or error message next to it. This will help resolve any driver conflicts or issues.
Run the System File Checker (SFC) and Check Disk (chkdsk) Utility
- Step 1: Step 1: Open Command Prompt as an administrator by right-clicking on the Start button and selecting 'Command Prompt (Admin)').
- Step 2: Step 2: Type 'sfc /scannow' and press Enter to run the System File Checker. This utility will scan your system files for any corruption or damage.
- Step 3: Step 3: Once the SFC process is complete, type 'chkdsk C:' (assuming you want to check the C drive) and press Enter. Follow the prompts to complete the Check Disk process.
🎯 Final Words
To resolve the System Event Notification Service termination with an 'Overlapped I/O operation is in progress' error, try disabling and re-enabling Network Adapters or running the System File Checker (SFC) and Check Disk (chkdsk) Utility. If these methods do not work, it may be necessary to seek further assistance from a professional technician or perform additional troubleshooting steps.
❓ Frequently Asked Questions
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