Hi Scott,
FYI, Your example below runs without error on my system (v6.14 on Haiku OS).

	-- Pete --

On Tue, Apr 25, 2023 at 04:36:39AM -0400, ST Music wrote:
> Hi Jeanette, thanks for taking the time to test & reply.
> 
> The instr is getting big so just posting an example. It's a formant/vowel
> type thing, so ultimately probably using a morph opcode anyways & the issue
> will be moot; that's also why I didn't use iFreq = tab_i(0, iFrq) as I was
> testing different vowel freq tables using p4 to select the table. But your
> point was well taken =)
> 
> Nonetheless when I come across these issues I like to follow up for future
> reference or in case I need to report a bug.
> 
> So here's a short example:
> 
> <CsoundSynthesizer>
> <CsOptions>
> -o dac
> </CsOptions>
> <CsInstruments>
> 
> sr = 48000
> ksmps = 32
> nchnls = 1
> 0dbfs  = 1
> 
> iFrq    ftgen 1, 0, -4, -2, 100, 200, 300, 400, 500
> 
> instr 1
>     iFrq1 = tab_i(2, 1)
>     kNdx = 0
>     kFrq1 = tab(0, 1)
>     aSig  = oscil(.8, iFrq1)
>             out aSig
> endin
> 
> </CsInstruments>
> <CsScore>
> i1 0 3
> </CsScore>
> </CsoundSynthesizer>
> 
> This gives the error:
> PERF ERROR in instr 1 (opcode tab) line 17: tab off end 2147483647 from
> file *string* (1) #a1 tab 0 1 0
> 
> If I comment out kFrq1 = tab(0, 1) it runs fine. Where it gets even weirder
> is if I instead use kFrq1 = tab(kNdx, 1), then still an error but instead
> it's:
> PERF ERROR in instr 1 (opcode tab) line 17: tab off end 100 from file
> *string* (1) #a1 tab kNdx 1 0
> 
> In that case it's reporting the right value for index 0 (tab off end 100)
> as opposed to tab off end 2147483647. As to why I haven't got a clue.
> Likewise if I use kNdx = 1, then "tab off end 200" etc. But always an error
> & code won't run.
> 
> So not sure if I'm doing something wrong or whether this is a Csound for
> Android specific problem
> 
> Best & thanks again,
> 
> Scott
> 
> ST Music
> https://soundcloud.com/st-csound
> https://soundcloud.com/stoons-1
> 
> https://youtube.com/channel/UCGhwmkS1uWmX6mhTIQ0IDsg
> 
> On Tue, Apr 25, 2023, 3:03 AM Jeanette C., <julien@mail.upb.de> wrote:
> 
> > Hi Scott,
> > I copied your code into an instrument as is. Using either statement
> > worked fine, as did using both.
> >
> > I wouldn't know why this happens. Perhaps you could post the complete
> > code of your instrument?
> >
> > As an aside: it makes for better reading if you write:
> > iFreq1 = tab_i(0, iFreq)
> >
> > Best wishes,
> >
> > Jeanette
> >
> > Apr 25 2023, Scott Daughtrey has written:
> >
> > > If I have a table, for example:
> > > iFrq ftgen 1, 0, -5, -2, 100, 200, 300, 400, 500
> > >
> > > then
> > >
> > > iFrq1 = tab_i(0, 1)
> > >
> > > works fine, but
> > >
> > > kFrq1 = tab(0, 1)
> > >
> > > gives an error message "tab off end". I'm curious as to why, as the
> > index isn't changing.
> > >
> > > Csound mailing list
> > > Csound@listserv.heanet.ie
> > > https://listserv.heanet.ie/cgi-bin/wa?A0=CSOUND
> > > Send bugs reports to
> > >        https://github.com/csound/csound/issues
> > > Discussions of bugs and features can be posted here
> > >
> >
> > --
> >   * Website: http://juliencoder.de - for summer is a state of sound
> >   * Youtube: https://www.youtube.com/channel/UCMS4rfGrTwz8W7jhC1Jnv7g
> >   * Audiobombs: https://www.audiobombs.com/users/jeanette_c
> >   * GitHub: https://github.com/jeanette-c
> >
> > For whatever reason,
> > I feel like I've been wanting you all my life <3
> > (Britney Spears)
> >
> > Csound mailing list
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> > Send bugs reports to
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> > Discussions of bugs and features can be posted here
> >
> 
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