DosError : integer;The DosError variable is used by the procedures in the DOS unit to report errors. It can have the following values :
| 2 | File not found. |
| 3 | path not found. |
| 5 | Access denied. |
| 6 | Invalid handle. |
| 8 | Not enough memory. |
| 10 | Invalid environment. |
| 11 | Invalid format. |
| 18 | No more files. |