How to fix “An exception occurred in a user mode callback and the kernel callback frame should be removed. [ERROR_CALLBACK_POP_STACK (0x300)]” – Error Code 768

Overview

In this article, we’ll focus on resolving the issue described as: “An exception occurred in a user mode callback and the kernel callback frame should be removed. [ERROR_CALLBACK_POP_STACK (0x300)]”. This error, identified by the error code Error Code 768, can impede your system’s performance, and here’s how you can fix it.

Identifying the Problem

Error Code 768 is typically encountered when there’s an error in a user-mode callback that requires the kernel to remove the callback frame. It can arise in various situations, such as:
– Misbehaving device drivers or system software
– Hardware malfunctions or compatibility issues
– Software conflicts or corrupted system files

Common Fixes

1. Update Device Drivers
Outdated or corrupt device drivers can trigger Error Code 768. Update all drivers, especially for recently installed hardware devices. Use Device Manager to check for and install any available updates.

2. Run System File Checker (SFC)
SFC scans and repairs damaged or missing system files that may be causing Error Code 768. Open Command Prompt as administrator and run the following command: sfc /scannow.

3. Perform a Clean Boot
A clean boot loads only essential services and drivers, excluding potential software conflicts. Follow these steps:
– Type “msconfig” in the search bar and open System Configuration.
– Go to the Services tab, check “Hide all Microsoft services”, then click “Disable all”.
– Go to the Startup tab and click “Open Task Manager”.
– Disable all startup items.
– Restart your computer.

4. Uninstall Corrupted Software
If a specific software program is causing Error Code 768, uninstall it and reinstall it from a reputable source.

Advanced Troubleshooting

1. Disable Fast Startup
Fast Startup can sometimes interfere with system initialization. Disable it in Power Options:
– Go to Control Panel > Power Options.
– Click “Choose what the power button does”.
– Uncheck “Turn on fast startup (recommended)”.

2. Reset BIOS Settings
An incorrect BIOS configuration can also cause Error Code 768. Reset your BIOS to its default settings by following the manufacturer’s instructions.

3. Run Memory Diagnostic Tool
Memory errors can lead to Error Code 768. Run the Windows Memory Diagnostic Tool (mdsched.exe) to scan for and repair any memory issues.

Conclusion

By following these solutions, you should be able to resolve Error Code 768. Remember to keep your system updated, use compatible hardware and software, and perform regular maintenance to prevent this error from recurring.