At a Glance
An error code is valid until the next time the EF that generated it is initialized.
Table of Error Codes
The following table describes the error codes that can be generated for EFB functions:
Value |
Description |
|---|---|
1 |
The memory card is missing in the slot. |
2 |
The memory card doesn't support data storage (wrong part number) Or the file system structure has been deleted on the memory card (probably the memory card has been reformatted on a PC). |
3 |
The slot number is incorrect (has to be 0). |
4 |
Attempt to write in a memory card write-protected by the switch. |
5 |
Attempt to open more than 16 files at the same time. |
6 |
Attempt to write when there is no more space available in the memory card for data storage. |
7 |
Attempt to open a file that doesn't exist on the memory card. |
11 |
The file name size exceed 64 characters. |
13 |
The file name is incorrect or empty. |
14 |
Attempt to write a file opened in read only mode. |
17 |
The file has been deleted (occurs when a file descriptor exist and the file has been deleted by DELETE_FILE EFB or by FTP command). |
21 |
The file descriptor is incorrect. |
23 |
Attempt to execute a data storage function block in a task different than the MAST. |
-1 |
Other errors than the previous ones. |

