Magento 2 Error – Unable to Unserialize Value, Control Character Error

catalogsearchfrontend-errormagento2.2.8unserialize

I am getting Bellow Error when i try to search default Magento search
https://temp.com/catalogsearch/result/?q=Hiper

Unable to unserialize value. Error: Control character error, possibly incorrectly encoded

Error Log:

{"0":"Unable to unserialize value. Error: Control character error,
possibly incorrectly encoded","1":"#1
Magento\Framework\View\Layout->generateElements() called at
[generated/code/Magento/Framework/View/Layout/Interceptor.php:89]\n#2
Magento\Framework\View\Layout\Interceptor->generateElements()
called at
[vendor/magento/framework/View/Layout/Builder.php:129]\n#3
Magento\Framework\View\Layout\Builder->generateLayoutBlocks()
called at [vendor/magento/framework/View/Page/Builder.php:55]\n#4
Magento\Framework\View\Page\Builder->generateLayoutBlocks() called
at [vendor/magento/framework/View/Layout/Builder.php:65]\n#5
Magento\Framework\View\Layout\Builder->build() called at
[vendor/magento/framework/View/Page/Config.php:208]\n#6
Magento\Framework\View\Page\Config->build() called at
[vendor/magento/framework/View/Page/Config.php:218]\n#7
Magento\Framework\View\Page\Config->publicBuild() called at
[vendor/magento/framework/App/View.php:170]\n#8
Magento\Framework\App\View->loadLayoutUpdates() called at
[vendor/magento/framework/App/View.php:114]\n#9
Magento\Framework\App\View->loadLayout() called at
[vendor/magento/module-catalog-search/Controller/Result/Index.php:119]\n#10
Magento\CatalogSearch\Controller\Result\Index->getCacheableResult(&Magento\CatalogSearch\Helper\Data#000000006a20343000000000593f6e54#,
&Magento\Search\Model\Query#000000006a20342000000000593f6e54#)
called at
[vendor/magento/module-catalog-search/Controller/Result/Index.php:91]\n#11
Magento\CatalogSearch\Controller\Result\Index->execute() called at
[vendor/magento/framework/Interception/Interceptor.php:58]\n#12
Magento\CatalogSearch\Controller\Result\Index\Interceptor->___callParent('execute',
array()) called at
[vendor/magento/framework/Interception/Interceptor.php:138]\n#13
Magento\CatalogSearch\Controller\Result\Index\Interceptor->Magento\Framework\Interception\{closure}()
called at
[app/code/Zemez/AjaxCatalog/Plugin/CatalogSearch/Result.php:34]\n#14
Zemez\AjaxCatalog\Plugin\CatalogSearch\Result->aroundExecute(&Magento\CatalogSearch\Controller\Result\Index\Interceptor#000000006a20351000000000593f6e54#,
&Closure#000000006a20343d00000000593f6e54#) called at
[vendor/magento/framework/Interception/Interceptor.php:135]\n#15
Magento\CatalogSearch\Controller\Result\Index\Interceptor->Magento\Framework\Interception\{closure}()
called at
[vendor/magento/framework/Interception/Interceptor.php:153]\n#16
Magento\CatalogSearch\Controller\Result\Index\Interceptor->___callPlugins('execute',
array(), NULL) called at
[generated/code/Magento/CatalogSearch/Controller/Result/Index/Interceptor.php:26]\n#17
Magento\CatalogSearch\Controller\Result\Index\Interceptor->execute()
called at
[vendor/magento/framework/App/Action/Action.php:107]\n#18
Magento\Framework\App\Action\Action->dispatch(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:58]\n#19
Magento\CatalogSearch\Controller\Result\Index\Interceptor->___callParent('dispatch',
array(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#))
called at
[vendor/magento/framework/Interception/Interceptor.php:138]\n#20
Magento\CatalogSearch\Controller\Result\Index\Interceptor->Magento\Framework\Interception\{closure}(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[app/code/Bss/Paymentshipping/Plugin/App/Action/Context.php:81]\n#21
Bss\Paymentshipping\Plugin\App\Action\Context->aroundDispatch(&Magento\CatalogSearch\Controller\Result\Index\Interceptor#000000006a20351000000000593f6e54#,
&Closure#000000006a20351300000000593f6e54#,
&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:135]\n#22
Magento\CatalogSearch\Controller\Result\Index\Interceptor->Magento\Framework\Interception\{closure}(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:153]\n#23
Magento\CatalogSearch\Controller\Result\Index\Interceptor->___callPlugins('dispatch',
array(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#),
NULL) called at
[generated/code/Magento/CatalogSearch/Controller/Result/Index/Interceptor.php:39]\n#24
Magento\CatalogSearch\Controller\Result\Index\Interceptor->dispatch(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/App/FrontController.php:55]\n#25
Magento\Framework\App\FrontController->dispatch(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:58]\n#26
Magento\Framework\App\FrontController\Interceptor->___callParent('dispatch',
array(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#))
called at
[vendor/magento/framework/Interception/Interceptor.php:138]\n#27
Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/module-store/App/FrontController/Plugin/RequestPreprocessor.php:94]\n#28 Magento\Store\App\FrontController\Plugin\RequestPreprocessor->aroundDispatch(&Magento\Framework\App\FrontController\Interceptor#000000006a2036ae00000000593f6e54#,
&Closure#000000006a2036a600000000593f6e54#,
&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:135]\n#29
Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/module-page-cache/Model/App/FrontController/BuiltinPlugin.php:73]\n#30
Magento\PageCache\Model\App\FrontController\BuiltinPlugin->aroundDispatch(&Magento\Framework\App\FrontController\Interceptor#000000006a2036ae00000000593f6e54#,
&Closure#000000006a2036a600000000593f6e54#,
&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[app/code/Zemez/SiteMaintenance/Model/PageCache/App/FrontController/BuiltinPlugin.php:30]\n#31
Zemez\SiteMaintenance\Model\PageCache\App\FrontController\BuiltinPlugin->aroundDispatch(&Magento\Framework\App\FrontController\Interceptor#000000006a2036ae00000000593f6e54#,
&Closure#000000006a2036a600000000593f6e54#,
&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:135]\n#32
Magento\Framework\App\FrontController\Interceptor->Magento\Framework\Interception\{closure}(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at
[vendor/magento/framework/Interception/Interceptor.php:153]\n#33
Magento\Framework\App\FrontController\Interceptor->___callPlugins('dispatch',
array(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#),
NULL) called at
[generated/code/Magento/Framework/App/FrontController/Interceptor.php:26]\n#34
Magento\Framework\App\FrontController\Interceptor->dispatch(&Magento\Framework\App\Request\Http#000000006a20377800000000593f6e54#)
called at [vendor/magento/framework/App/Http.php:136]\n#35
Magento\Framework\App\Http->launch() called at
[generated/code/Magento/Framework/App/Http/Interceptor.php:24]\n#36
Magento\Framework\App\Http\Interceptor->launch() called at
[vendor/magento/framework/App/Bootstrap.php:257]\n#37
Magento\Framework\App\Bootstrap->run(&Magento\Framework\App\Http\Interceptor#000000006a20373600000000593f6e54#)
called at
[index.php:41]\n</pre>","url":"/catalogsearch/result/?q=hyperline","script_name":"/index.php"}

Magento version 2.2.8

any one have idea how to fixed it ?

Best Answer

I solve this issue by flushing my Redis Cache from by running following commands

redis-cli 
flushall

I hope this works.

EDIT

try this https://www.scommerce-mage.com/blog/solved-unable-to-unserialize-value-magento-2.html

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