PHP Deprecated

Message

unserialize(): Passing null to parameter #1 ($data) of type string is deprecated

Error at

app/addons/hybrid_auth/func.php, line: 200

Backtrace

File:app/addons/hybrid_auth/func.php
Line:200
Function:{closure}
File:app/Tygh/Registry.php
Line:800
Function:{closure}
File:app/addons/hybrid_auth/func.php
Line:222
Function:getOrSetCache
File:app/addons/hybrid_auth/controllers/frontend/init.post.php
Line:17
Function:fn_hybrid_auth_get_providers_list
File:app/functions/fn.control.php
Line:727
Function:include
File:app/functions/fn.control.php
Line:458
Function:fn_run_controller
File:index.php
Line:19
Function:fn_dispatch
SELECT 
  id_path 
FROM 
  cscart_categories 
WHERE 
  category_id IN (7148, 7207)

Query time 0.00019

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "0.91"
    },
    "table": {
      "table_name": "cscart_categories",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "p_category_id"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "category_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 2,
      "rows_produced_per_join": 2,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "0.71",
        "eval_cost": "0.20",
        "prefix_cost": "0.91",
        "data_read_per_join": "5K"
      },
      "used_columns": [
        "category_id",
        "id_path"
      ],
      "attached_condition": "(`nuie_scalesta_net`.`cscart_categories`.`category_id` in (7148,7207))"
    }
  }
}

Result

id_path
7148
7148/7207