When i doing sudo bin/magento indexer:reindex
, there's 2 error showed like in error below.
Error :
Design Config Grid index has been rebuilt successfully in 00:00:00
Customer Grid index has been rebuilt successfully in 00:00:00
Category Products index has been rebuilt successfully in 00:00:00
Product Categories index has been rebuilt successfully in 00:00:00
Product Price index has been rebuilt successfully in 00:00:02
Product EAV index has been rebuilt successfully in 00:00:00
Stock index has been rebuilt successfully in 00:00:00
Catalog rule indexing failed. See details in exception log.
Catalog rule indexing failed. See details in exception log.
Catalog Search index has been rebuilt successfully in 00:00:01
And when i check the exception log, there's an error like in the code below.
Exception :
[2017-12-07 04:34:17] main.CRITICAL: Unable to unserialize value. {"exception":"[object] (InvalidArgumentException(code: 0): Unable to unserialize value. at /var/www/html/myshop.com/public_html/vendor/magento/framework/Serialize/Serializer/Json.php:39)"} []
[2017-12-07 04:34:17] main.CRITICAL: Catalog rule indexing failed. See details in exception log. {"exception":"[object] (Magento\\Framework\\Exception\\LocalizedException(code: 0): Catalog rule indexing failed. See details in exception log. at /var/www/html/myshop.com/public_html/vendor/magento/module-catalog-rule/Model/Indexer/IndexBuilder.php:286)"} []
How can i fix this?