FIX: ON ERROR Routine Causes "Feature Not Available" Message

WINDOWS               | MACINTOSH

The information in this article applies to:

• Microsoft FoxPro for Windows, versions 2.5, 2.5a, 2.5b, 2.6
• Microsoft FoxPro for Macintosh, versions 2.5b, 2.5c

SYMPTOMS

When you are using an ON ERROR routine to trap disk errors, the "Feature Not Available" error message occurs on the string assignment subsequent to a character that is greater than 76 spaces.

STATUS

Microsoft has confirmed this problem in FoxPro 2.5, 2.5a, 2.5b, and 2.6 for Windows and in FoxPro 2.5b and 2.5c for Macintosh. This problem was corrected in FoxPro 2.6a for Windows and in FoxPro 2.6a for Macintosh.

MORE INFORMATION

Steps to Reproduce Problem

Run the following program with no floppy disk in drive A. When you are prompted to insert a floppy disk in drive A, press ENTER.

   ON ERROR DO errhandl
   USE customer
   WAIT WINDOW "Please insert floppy in drive A:"
   IF FILE("A:customer.dbf")
      APPEND FROM A:customer
   ELSE
      WAIT WINDOW "Unable to process request at this time"
   ENDIF

   ON ERROR
   mtest = SPACE(77)

   PROCEDURE errhandl
   IF ERROR() = 1002
      WAIT WINDOW "An IO operation failure has occurred"
   ENDIF
   RETURN