Fatal, Failed to Fork error with Ubuntu on Windows 11/10

If you receive Failed to Fork error with Ubuntu on Windows 11/10, we suggest you try our following suggestions:

1] Create a new Swap file

Open the Terminal for the Windows Subsystem for Linux distro and enter the following command to create a new swap file and allocate 4 Gigabytes to it: Make the file more secure by entering this command: Set the swap space with this command: Next, enable the swap space with this command: Reboot your computer after closing the distro and check. Your error should be fixed.

2] Disable the Antivirus

Your antivirus might be affecting the proper functioning of the activities in the WSL Terminal. We recommend you to temporarily turn the Antivirus solution or Windows Defender off and check if that fixes the error. Turn it on after the operation completes successfully. We hope you found the steps easy to follow and that you were successful in resolving the issue.