Article ID: 106729
Article Last Modified on 10/17/2003
APPLIES TO
- Microsoft FORTRAN PowerStation 1.0 Standard Edition
- Microsoft Fortran PowerStation 1.0a for MS-DOS
- Microsoft FORTRAN PowerStation 32
This article was previously published under Q106729
SYMPTOMS
Passing an unopened unit number to the EOF intrinsic function or the BACKSPACE command generates the run-time error:
FORTRAN PowerStation for MS-DOS
FORTRAN PowerStation 32 for Windows NT
CAUSE
The following run-time error should be produced:
RESOLUTION
Only use the EOF function and BACKSPACE command on units that are currently open.
STATUS
Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article. This problem was fixed in FORTRAN PowerStation, version 4.0.
MORE INFORMATION
The following sample code generates a DX1020 error (GPF) when run:
Sample Code
C Compile options: None logical l open(2,file='test.out') l = EOF(1) end
Additional query words: 1.00 4.0 gpf gp-fault
Keywords: kbbug kbfix KB106729