ErrorFindly
0x00000038BSODCritical

0x00000038 — Serial Driver Internal | Blue Screen Fix Guide

SERIAL_DRIVER_INTERNAL

Windows XPWindows VistaWindows 7Windows 8Windows 10Windows 11

What Does 0x00000038 Mean?

An internal error occurred in the serial port driver.

Real-World Causes

  1. 1Serial port hardware failure
  2. 2Serial driver bug
  3. 3Conflicting serial port software

Symptoms

  • ⚠Blue screen with stop code SERIAL_DRIVER_INTERNAL
  • ⚠System reboots unexpectedly
  • ⚠Possible data loss from unsaved work

DIY Fix

Beginner-friendly steps you can try at home

  1. 1Restart your computer
  2. 2Update or roll back recently installed drivers
  3. 3Run System File Checker (sfc /scannow)
  4. 4Check Windows Update for driver updates

Advanced Fix

For experienced users and IT professionals

  1. 1Analyze crash dump with WinDbg
  2. 2Run Driver Verifier to isolate faulty driver
  3. 3Use Safe Mode to uninstall problematic drivers
  4. 4Check Event Viewer for related errors

Frequently Asked Questions

What causes SERIAL_DRIVER_INTERNAL?
An internal error occurred in the serial port driver.
Can I fix Serial Driver Internal myself?
In many cases yes. Start with basic troubleshooting like restarting, updating drivers, and running System File Checker. If the issue persists, advanced analysis of crash dumps may be needed.

Related Error Codes

0x00000037Floppy Internal Error0x0000002CPort Driver Internal

About the Author

Windows Troubleshooting Team

Verified against official Microsoft documentation and real-world diagnostic data. Error behavior confirmed across Windows 10, Windows 11, and Windows Server.