php exec() is not executing the command

There could be a few reasons why the exec() function in PHP is not executing the command as expected. Some possible causes include:

  • The command is not being passed correctly to exec(). Make sure that the command is properly formatted and that any arguments or options are correctly specified.

  • The PHP script does not have the necessary permissions to execute the command. Make sure that the user that the PHP script is running as has the necessary permissions to execute the command.

  • The command is not installed on the system. Make sure that the command is installed and that it is in the system's PATH.

  • There is a syntax error in the command. Make sure that the command is properly formatted and that any arguments or options are correctly specified.

  • exec function is disabled by the hosting provider, check if the exec function is enabled for your account or not.

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It is recommended to check the error logs for more detailed information about the problem.