SYS_LAST_ERR_NR

Script Function: Returns the number of the last error

Syntax

SYS_LAST_ERR_NR ()

Return codes
Error number of the last error "0" - No error has occurred

Tip: You can include processing instructions in the script to define what happens when an error occurs. For more information, see :ON_ERROR. You can then use SYS_LAST_ERR_NR to retrieve the number of the last error for further processing.

Example

The example shown below intends to check the memory of a hard drive. An error occurs if this hard drive does not exist or cannot be accessed. The corresponding error number and variable message part are read and the entire AE error message can be determined and sent to a user.

:SET &CHECK# = GET_FILESYSTEM("WIN21G", "Z:\", FILESYSTEM_SPACE_TOTAL)
:SET &ERRNR# = SYS_LAST_ERR_NR()
:IF &ERRNR# NE "0"
:   SET &ERRINS# = SYS_LAST_ERR_INS()
:   SET &MESSAGE# = GET_MSG_TXT (&ERRNR#,&ERRINS#)
:   SEND_MSG BU,BU, &MESSAGE#
:ENDIF