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VFP 'illegal operation' error
Message
De
20/11/1999 03:32:04
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Divers
Thread ID:
00291175
Message ID:
00293424
Vues:
32
Hi,

Thank for your advise and suggestions.
I am still using VFP5a with service pack 3
I had my application trigger time for timer set to 60,000 ticks and
the timer disabled when updating the dbf file, before turing it back,
but it still give me error, plus under NT task manager, the memory usage
seem to increase, thus my conclusion of memory leakage.
I am using timer, grid and command button control only. Please advise.



>Let's see!
>Your using the VFP6 timer control.
>
>1) You have it set to read and write to DBFs at 1 minute intervals.
>That is 60,000 timer ticks. 1 second is 1000 timer ticks. So assure that your process interval is triggered every 60,000 ticks.
>
>2) When the process is triggered, you may want to reset the timer (turn it off), until the process finishes. When the process completes, you could turn it on.
>
>So make sure 1 minute = 60,000 and look at possibly using a timer 'reset' when your process is triggered, and let us know how it worked out.
>
>Terry
>
>
>
>>Hi,
>>
>>I can't open the 03 dbf files in shared mode as I may need to delete
>>all the records inside them.
>>My application seem to causes memory leakage, crashing itself out.
>>Please advise.
>>
>>
>>>>Hi,
>>>>
>>>>Thank for the advise.
>>>>However,my application just do the following below
>>>>
>>>>01) open 03 permanent dbf file in exclusive mode
>>>>02) read 01 permanent dbf file and update the records into the above 01 dbf file
>>>>03) read & update all records every 01 minute.
>>>
>>>Maybe the interval sessions appear like 'share' users. Have you tried opening 03 as a shared file?
>>>Terry
Best Regards
Virusim
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