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Report From: Delphi-BCB/Midas/TClientDataSet    [ Add a report in this area ]  
Report #:  83610   Status: Closed
Unable to use TLargeint in Aggregate Field
Project:  Delphi Build #:  2600 SP2
Version:    14.0 Submitted By:   Michael DuPree
Report Type:  Basic functionality failure Date Reported:  4/6/2010 1:30:19 AM
Severity:    Serious / Highly visible problem Last Updated: 3/20/2012 2:24:39 AM
Platform:    All versions Internal Tracking #:   275839
Resolution: Fixed (Resolution Comments) Resolved in Build: : 15.0.3855.32889
Duplicate of:  None
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Description
Unable to use a LargeInt in an Aggregate field
Get error type mismatch

Will happen even in Delphi 7
Steps to Reproduce:
1) Add TClientDataset tot a form

2) In field editor add a few fields
       Name     String      55
       ID           Integer
       PTime     Largeint

3)  Add Index    field  Name  

4) Select index name

5)   Add new field SumPTime    Aggregate
      Expression   Sum(PTime)
       Select index from above
       Set visible
       Set Active
        Set Aggregate active

6) From field  editor ---- Try to create dataset   --- result error Type Mismatch
Workarounds
None
Attachment
SampleLi_Fault.zip
Comments

Tomohiro Takahashi at 4/6/2010 6:46:06 AM -
> 6) From field  editor ---- Try to create dataset   --- result error Type Mismatch
Could you please attach sample project to reproduce your issue?

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