Joomla! Template 002040 - Item Support

From t5\he available information when I debug, all the affected plugins are joomla core plugin and uninstalling or disabling these plugins are not posible.

Error decoding JSON data: Syntax error

Call stack
# Function Location
1 JApplicationCms->execute() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/index.php:49
2 JApplicationSite->doExecute() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/application/cms.php:261
3 JApplicationSite->initialiseApp() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/application/site.php:209
4 JApplicationCms->initialiseApp() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/application/site.php:681
5 JPluginHelper::importPlugin() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/application/cms.php:669
6 JPluginHelper::import() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/plugin/helper.php:170
7 plgSystemJblibrary->__construct() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/plugin/helper.php:255
8 JPlugin->__construct() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/plugins/system/jblibrary/jblibrary.php:45
9 Joomla\Registry\Registry->loadString() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/cms/plugin/plugin.php:75
10 Joomla\Registry\Format\Json->stringToObject() /hermes/bosnaweb22a/b2031/ipg.cliqcares/alamanat/libraries/vendor/joomla/registry/src/Registry.php:366
Hello,

I get 0 - Error decoding JSON data: Syntax error after installing and launching as 002040 quickstart. What is the way out?
Hello MAILLAWALE,
What is your website url please and on which page we can see this error message?

Regards, AS Team.
blog.everingkompany.com. you will see it on the front page
Hello MAILLAWALE,
It seems you have some misconfiguration on your server, you have to check your server logs in case to find the problem.
Did you try to install original joomla package from joomla.org?

Regards, AS Team.
I install the quickstart package from as template.
Any response? I installed the Quickstart Package from astemplates.com
Hello MAILLAWALE,
Did you try to install original joomla package from joomla.org? Have you checked your server logs, what error message do you see?

Regards, AS Team.
Do I need to install joomla before I install your quickstart? Check the error at www.blog.everingkompany.com
Hello MAILLAWALE,
The quick-start package can be installed like regular Joomla installation, for more info please see the template documentation:
http://www.astemplates.com/joomla-template-documentation/149-002040

Regards, AS Team.
Item Name:
002040
Author:
Downloads:
3295
Sales:
1075
Created:
2012-09-18
Updated:
2017-01-29
Item Version:
3.5.0
$29.00
Regular License
This item may be used for a single domain only.
$39.00
Extended License

AS Designing Templates Club

Templates Club
Get an access to all 97 items designed and developed by AS Designing team plus all the future items which will be released over the course of your club subscription.

Price starting from $59.00