What does this “low level error” mean?

What does this “low level error” mean? Here are the most common low level errors seen in Predator DNC and Predator Desktop:

Error Number: 2 – File Not Found.
Problem: The file could not be found
Solution: Verify the file name is typed correctly and the file exists. Check the directory and the extension settings in Predator.

Error Number: 3 – Path Not Found.
Problem: The path could not be found
Solution: Verify the directory path is typed correctly and the directory path exists.

Error Number: 4 – Too Many Open Files
Problem: The system has too many files open.
Solution: Try closing any non used programs or reducing the number of activities in Predator.

Error Number: 5 – Access Denied
Problem: The requested file exists, but the system is unable to access it.
Solution: Check the file permissions and insure the logged in user has permissions for that file.

Error Number: 8 – Not Enough Memory
Problem: There is not enough memory to proceed.
Solution: Try closing any non used programs or reducing the number of activities in Predator.

Error Number: 14 – Not Enough Memory
Problem: There is not enough memory to proceed.
Solution: Try closing any non used programs or reducing the number of activities in Predator.

Error Number: 15 – Invalid Drive
Problem: The drive does not exist
Solution: Verify the drive is the correct drive. If the drive is a network drive, check network access and drive mapping.

Error Number: 19 – Write Protected
Problem: The media is write protected
Solution: The file being written to is read only . Verify the permissions for the file and that the destination is not on read only removable media (CD or DVD).

Error Number: 32 – Sharing Violation
Problem: A file is being used by another program and cannot be accessed by Predator. Usually occurs when trying to write to the file.
Solution: Close the progam using the file. If the program is Predator, restart Predator. If that doesn’t clear the error, a reboot of the PC is required.

Error Number: 32 – Lock Violation
Problem: A file is locked by another program and cannot be accessed by Predator. This may be a read or a write attempt by Predator.
Solution: Close the progam locking the file. If the program is Predator, restart Predator. If that doesn’t clear the error, a reboot of the PC is required.

Error Number: 39 – Disk Full
Problem: The disk is full. Occurs during file write attempts.
Solution: Delete non needed files from disk or try writing to a different drive