[mono-vb] if Iter isnot nothing then generates exception during compile!

J.M. G jhmgbl2 at t-online.de
Mon Nov 16 11:25:27 EST 2009

Am Montag, den 16.11.2009, 10:28 +0100 schrieb Rolf Bjarne Kvinge:
> Hi,
> You're checking if a structure isnot nothing, which is an error.
> MS' VB compiler shows this:
> error BC31419: 'IsNot' requires operands that have reference types, but this
> operand has the value type (...)
> Rolf
Hallo Rolf!

I already had this idea, but = and <> did'nt work as well. I succeded in
compiling with isNothing(Iter). But the programm stops now at another
line, but at the moment I am installing my new computer and I don't have
time to check this out. It is really an adventure to write code without
code completion and all this comfort of MSVS. I haven't done this for
about 12 years....

Regard Hans

By the way... How can you compile a Mono-GTK-Project with

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