That sounds like a good fix for this problem. Thanks for the tip.

Regards,
Mike

-----Original Message-----
>From: Art Hunkins 
>Sent: Sep 16, 2008 2:10 PM
>To: csound@lists.bath.ac.uk
>Subject: [Csnd] Re: Re: 5.09 Windows float installer anomoly
>
>Hi, Michael,
>
>Thanks for the clarifications and suggestions.
>
>I had forgotten that installing new versions of Csound produces an 
>environment variable that points to its new .csoundrc file. And this is the 
>real problem I've faced.
>
>As a result, even if all the required files for an older version are present 
>in the older folder I'm running in, that new version .csoundrc file creates 
>all the errors I've detailed.
>
>This is one reason why I've always preferred a .zip distribution that did 
>not auto-set environment variables. (One as an *alternative* to the 
>installer, not a replacement.)
>
>In any case, I prefer not to have environment variables, and to include all 
>my flags in .
>
>To keep the .csoundrc file from changing Csound defaults, I see that I can 
>have my "installer cake" and eat it too by simply including a blank 
>.csoundrc file in my home directory(ies). That works fine - and I don't have 
>to worry about which versions of Csound I might install later.
>
>Art Hunkins
>
>----- Original Message ----- 
>From: "Michael Gogins" 
>To: 
>Sent: Tuesday, September 16, 2008 9:29 AM
>Subject: [Csnd] Re: 5.09 Windows float installer anomoly
>
>
>> You need to set up separate environments for your different Csound 
>> installations. If you do this, you will have no trouble running as many 
>> versions of Csound or your other software on the same computer as you 
>> like.
>>
>> There are several ways of doing this, but the easiest way is use batch 
>> files that first set the required environment variables, then launch 
>> Csound or another application that you want to run in that environment, 
>> then "pause" so you can see what happened if it didn't work.
>>
>> If your default environment has the wrong OPCODEDIR, in your batch file 
>> environment you can simply reset it. This will not affect the default 
>> environnent, just the "local" environment.
>>
>> Hope this helps,
>> Mike
>>
>> -----Original Message-----
>>>From: Art Hunkins 
>>>Sent: Sep 15, 2008 11:24 PM
>>>To: csound@lists.bath.ac.uk
>>>Subject: [Csnd] 5.09 Windows float installer anomoly
>>>
>>>Unusual new behavior upon doing above install.
>>>
>>>I have a special pared-down version of of Csound 5.06 installed in a 
>>>single
>>>folder, with my .csd files running (in Lettuce) completely within this
>>>folder. No environment variables are needed or desired. Everything works
>>>fine.
>>>
>>>I install 5.09 from the installer in a different location, complete
>>>(unfortunately) with a set of environment variables. These variables,
>>>especially OPCODEDIR, prevent my 5.06 system from running. The 5.09
>>>environment variables take over, look for everything in the 5.09 folders,
>>>and tell me everything is an incompatible version. (I expect that it's
>>>OPCODEDIR pointing to 5.09.)
>>>
>>>To my knowledge this never happened before. The environment variables did
>>>*not* "take over" my self-contained 5.06 installation.
>>>
>>>I really need to be able to run from a single folder regardless of what
>>>other Csound installations may be on a given machine, or regardless of 
>>>what
>>>the environment variables are (I'm in XP here).
>>>
>>>My understanding is that first Csound looks for everything in the current
>>>directory, and only if it does not find what it needs there, looks 
>>>elsewhere
>>>(according to environment variables). This does not seem to be happening
>>>with 5.09.
>>>
>>>Please someone (Michael?) straighten me out.
>>>
>>>Art Hunkins
>>>
>>>
>>>
>>>Send bugs reports to this list.
>>>To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe 
>>>csound"
>>
>>
>>
>>
>>
>> Send bugs reports to this list.
>> To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe 
>> csound" 
>
>
>
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