The error command failed with exit code 127 is usually caused by a typo in the command that was entered. It can also be caused by a misconfigured system, or by a corrupt or missing file.
1. Check the spelling of the command
The command to check the spelling is "spell". The steps to check the spelling are:
- Type the command "spell" in a terminal.
- If there are any errors, the command will return an exit code of 127.
2. Check the syntax of the command
- To start, type "cmd" in the search bar on your computer.
- If you are using Windows 10, click on the "Start" button, type "cmd", and then press "Enter."
- If you are using Windows 8 or 8.1, click on the "Windows key" on your computer keyboard, type "cmd", and then press "Enter."
- On a Mac, type " Terminal " in the search bar, and then press "Enter."
- On a Linux or macOS computer, type "sudo bash" in the search bar, and then press "Enter."
- When the Terminal window opens, type the following command to find out the error code that was returned when the command was executed: CMD If the error code is "127," the syntax of the command is incorrect. The correct syntax for the command is "netstat -an". The "netstat" command is used to view network connections and traffic. To correct the syntax of the command, type the following command in the Terminal window: netstat -an
- If the error code is not "127," then the syntax of the command is correct.
3. Check the permissions of the command
- To check the permissions of the command, type the following command: ls -l The output of this command will list the permissions of the command. In this case, the ls -l command has the permissions of read and write.
- To fix the permissions of the command, type the following command: chmod u+x ls The output of this command will change the permissions of the ls command to the permissions of read and write.
Still not working? maybe try:
- Check the environment variables of the command.
- Check the input/output redirection of the command.
- Check the exit code of the command.