Internet library and LC9

Charles Warwick charles at
Thu May 17 00:51:25 EDT 2018

Hi Paul,

TsNet tries to reuse existing connections where possible.  While this usually is very effective, it can sometimes cause delays like you were experiencing.

Try issuing the command:

 tsNetLibUrlReuseConnection false



> On 17 May 2018, at 3:34 am, Paul Dupuis via use-livecode <use-livecode at> wrote:
> I am transitioning some applications that were built as standalone
> under  LC6.7.11 to LC 9.0.0. In most cases, the migrations are going
> well with mostly appearance issues (due to different default fonts and
> such).
> This week, I have encountered a functional issue. An app (stack) I have,
> as part of the startup sequence, sends a message that fetches a small
> text file on a server, essentially "put URL tURL into tVar". This was
> working fine under LC6.7.11 with no noticeable delay on both Window
> (8.1) and OSX (Mavericks). Now, when built under LC9.0.0, under OSX, the
> internet action takes many seconds to respond - sometimes as much as 30
> seconds or more. Nothing has changed on the OSX box. This is a pure LC6
> to 9 changes issue. Testing suggests that it is the first internet call
> under OSX takes a long time and then all subsequent calls are as speedy
> as you would expect.
> I know LC9 uses tsNet vs the old Internet library. Does tsNet take some
> time to initialize under OSX? or is there some call you need to make to
> pre-initialize tsNet? Anyone run into anything like this and have any
> suggestions or work-arounds?
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