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Memory Trouble with VFP6
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General information
Forum:
Visual FoxPro
Category:
Other
Miscellaneous
Thread ID:
00174244
Message ID:
00174325
Views:
30
>Greetings!
>
>I am experiencing significant memory trouble with VFP6, preventing me from fully utililizing tools like the Class Browser and Component Gallery. Occasionally, VFP6 crashes while in design mode.
>
>Frequently, just after VFP6 loads, I receive the following error:
>"Memory is low, so streaming output updating has been disabled."
>
>This causes any text output, such as SAY (which I use for quick menus) to be displayed much slower.
>
>I also receive plenty of "Not enough memory to complete operation" errors. Tools like the Class Browser or Component Gallery bomb after drilling down into an object.
>
>I shut down most everything I have running, except for some utilities on the task bar, such as the scheduler or the RealAudio icon.
>
>My system has 132megs of RAM, over 500megs left on C: and over 2gigs left on D:. I have the Windows virtual memory set to default (letting Windows manage it). Below is a partial dump of MSINFO during the last VFP6 session experiencing the errors. (I have the full dump MSINFO dump if necessary.) I would appreciate ANY input on what could be happening here. One thing I notice is that the GDI resources look quite low, but I do not know how to rectify it, aside from rebooting... which would be frequent.
>
>Thanks!
>
>Michael Reynolds
>
>
>Operating System: Windows 95
>Windows version: 4.0
>Processor: Pentium
>Total physical memory: 130572 KB
>Available physical memory: 196 KB*
>USER memory available: 67%
>GDI memory available: 6%
>Swap file size: 52736 KB
>Swap file usage: 10%
>Swap file setting: Dynamic
>Available space on drive C: 532064 KB
>Available space on drive D: 2096832 KB
>Windows directory: C:\WINDOWS
>TEMP directory: C:\WINDOWS\TEMP

I'd be concerned most by the small amount of GDI heap available, which is used by the graphic devices (screen, printers). There's a 64K maximum size limit to the GDI heap, a carryover from DOS/Win3 that still exists in Win9x. You might try running in a lower resolution mode, reducing the number of icons on your DeskTop, and the number of fonts installed on your system for starters.
EMail: EdR@edrauh.com
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