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A program from DLPHI7 upgrading to DELPHI2010 problem

Time:10-04

Before a electricity billing program was developed by using DELPHI
Have been used for many years, the user to upgrade
I also hope that the program environment to upgrade to the DELPHI2010
Old program can open under DELPHI2010
But although I installed under DELPHI2010 FASTREPORT and QUICKREPORT before with third party development controls the latest version of the
But when recompiling, system error or prompt
Is there any friends who know

CodePudding user response:

This problem is too big, difficult, or yourself,

CodePudding user response:

What specific problems, stick out

Light said there is a problem, face is too wide,,,

CodePudding user response:

D7 to 2010 will have a problem, I think that either directly to the XE5, either 2007201 or forget it, not over 2007 words

CodePudding user response:

To the code, you can give you to look, so to speak, no can know what is going on

CodePudding user response:

The D4 was being prepared, upgrading to XE5 D7 programs

CodePudding user response:

Are generally inconsistent types,

CodePudding user response:

Look at the complexity of the program, if is complex, problem will be a lot of,
My previous application, just connect to the database, reading and writing data, generate reports, there are a lot of problems,

CodePudding user response:

The error range is too wide for
General D7 D2010 easy error was traded for different types of
String is in the D7 ansistring widestring in 2010
These little details changed my good all that remains is to upgrade components parameters change at a later time

CodePudding user response:

FASTREPORT and QUICKREPORT the two controls the new version is not necessarily compatible with old version, may be a big change, your code is, of course, not the past, make up the past just strange, don't want disorderly to upgrade, I have been use Delphi2007, later never!

CodePudding user response:

The new version of the third party controls instability, I rise to XE2 before the new version of the third party controls after also have a problem

CodePudding user response:

D7 can fix in D7 don't use too many problems among 2010 really

CodePudding user response:

Recently adapted a d7 program, starting with d2007, found that it is everything! Suggest continue to use 7

CodePudding user response:

You tell errors or how do you see the best borrow a compiled output information window figure

CodePudding user response:

In 2007 also ok... 2010 or xe5 change is big

CodePudding user response:

Don't again,,,

CodePudding user response:

2010 too much stuff, D7 simple point

CodePudding user response:

First upgrade less terror, download and install the new version of good FastReport and QuickReport, these have all support Delphi2010,
The other is simple,

Why use two kinds of report engine? Didn't understand,

CodePudding user response:

CodePudding user response:

D7 well don't changed
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