Update problem - Config.. help?.. - Joomla! Forum - community, help and support

hi,

i have j 2.5.8 installed. - www.projetoportal.org.br
in adm. extension mananger: update.
i error after update:

unknown archive type
update path not exist
jinstaller: :install: failed copy folder /home/projetoportal/www/administrator /home/projetoportal/www/administrator

after click "find updates"
-this message: update: :extension: not open /extension.xml

my global configuration:
path: /home/projetoportal/www/logs
temp: /home/projetoportal/www/tmp
ftp root: /www/

i don´t know problem...

help..
thanks,

eduardo

[mod note: moved admin forum update forum;]
to you, in future, find correct forum topic please read which forum post question have put together.

what update joomla have carried out?

were there errors reported during update?

1. make sure database has been updated reflect changes update(s)
   
   1. go extensions=>extension manager->database tab
   2. click fix button (top right toolbar).
2. also , make sure clear joomla cache files.
   1. go extensions=>extension manager->updates tab
   2. click purge cache

if not resolve issue then:
it appear installation/upgrade process not completed correctly or in way corrupted. therefore can reinstall full package rectify omissions.

1. backup site
   in unfortunate event have not done so, backup site , database now.
2. reinstall joomla_2.5.8-full-stable_package.zip
   1. download copy of joomla_2.5.8-full-stable_package.zip
   2. go extensions ⇒ extension manager ⇒ install tab
   3. in upload package file panel
      1. browse downloaded file.
      2. click upload , install.
3. final steps
   1. go extensions ⇒ extension manager ⇒ discover tab
      
      1. click discover
         • this show new extensions available
         • it show old, deprecated one's, particularly if site updated 1.6.x, aware.
      2. select new extensions only
      3. click install.
   2. go extensions ⇒ extension manager ⇒ database tab.
      • click fix
   3. go extensions ⇒ extension manager ⇒ discover tab
      • click purge cache
   4. now check out site , features both existing , new make sure working.
4. backup site
   once checks completed (and assuming alright now) must ensure have clean copy, @ point in time, of site , database part of overall backup plan should have in place site. so run fresh of site , database.