>Date: Mon, 29 Nov 1999 12:48:55 +0100
>From: Feher Sandor <[EMAIL PROTECTED]>

> Users run several dosemu instances in same time on my machine.
> They all run same application.
> It was written in mf cobol. When two users try to use same file the
> program says error 209.

First of all: does the application allow to be used from many
workstations on same data? Some need exclusive access. Next:

DosEmu does not handle correctly some DOS OPEN function codes.
I noticed it with another database, and sent a message here.
Probably there is possible simple workaround - a DOS TSR which
on some function codes changes the code (this way I managed to
get some database application working). Seems these "wrong"
function codes were 3D41 (use 3D42) and 3D22 (need investigate).

Jerzy

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