[TYPO3-english] Upgrading and keeping extensions

[Björn Pedersen]

Am 16.09.2011 10:14, schrieb Colin & Maureen Pridham:
> Thanks Bjorn.  I've learnt a good lesson.  Save my localconf.php first. :)
> 
> -----Original Message-----
> From: typo3-english-bounces at lists.typo3.org [mailto:typo3-english-bounces at lists.typo3.org] On Behalf Of Björn Pedersen
> Sent: Friday, 16 September 2011 3:19 PM
> To: typo3-english at lists.typo3.org
> Subject: Re: [TYPO3-english] Upgrading and keeping extensions
> 
> Am 16.09.2011 06:49, schrieb Colin & Maureen Pridham:
>> Hi Kay,
>>
>> Yes they are under htdocs\dummy\typo3conf\ext  and I upgraded by running
>> 4.5.6 installer into the same directory
>> as I had the previous version. (4.5.4)
> Hi,
> 
> That probably was the problem. For upgradig you normally should just
> unpack the new sources into <webroot>/typo3_src. The installer will also
> create the rest of the structure (typo3temp, typo3conf) and in your case
> you probably overwrote your typo3conf including your localconf.php.
> 
> Björn
> 
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> 
Actually, best practice for upgrades:

always work with symlinked typo3_src:

+-typo3_src (symlink to real source)
+-typo3_src_v1
+-typo3_src_v2

then, switching back is mostly just a change of the symlink (except for
major upgrades, where db changes may come into play).

Björn