Anthony Walter via lazarus <lazarus@lists.lazarus-ide.org> schrieb am Do., 4. Apr. 2019, 02:15:
> I don't normally use the Lazarus MS SQL components, but tried using them > today on Ubuntu Linux and keep experiencing lots of random access > violations. I wanted to know if this is a normal thing, or if perhaps the > state of these components is fragile on Linux. > > Here is what is happening. > > I can place the TSQLConnection, TSQLTransaction, TSQLQuery, TDataSource > and data aware controls on a form and connect to the database at design > time. It works fine. I can run my program and I can view and edit records > just fine. But if I change any part of TSQLQuery down to TSQLConnection > setting Active to False, then I get access violations. > > This is particularly problematic because certain changes to component > properties require Active to be set to False, such as editing SQL. And very > often, though not always, changing the Active property results in access > violations. And after an AV happens then things start misbehaving in the > IDE. > > Is this a common problem for some people on Linux using the MS SQL > components? Am I doing something wrong? Are there people her who have > worked with MS SQL components on Linux much and is familiar with this > problem? > Just to be sure: do you have the necessary library installed on your system? See here: http://wiki.freepascal.org/mssqlconn#Installation Regards, Sven >
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