quickbook-sync-invioces

array:8 [
  "BillAddr" => array:5 [
    "Line1" => "Immam abdurehman bin Faisal university in Damman saudi Arabia's"
    "Line2" => ""
    "City" => "Dammam"
    "CountrySubDivisionCode" => "SA"
    "PostalCode" => ""
  ]
  "GivenName" => "Mazar"
  "FamilyName" => "Iqbal"
  "FullyQualifiedName" => "Mazar Iqbal"
  "CompanyName" => ""
  "DisplayName" => "Mazar Iqbal"
  "PrimaryPhone" => array:1 [
    "FreeFormNumber" => "0590363490"
  ]
  "PrimaryEmailAddr" => array:1 [
    "Address" => "[email protected]"
  ]
]
"""
Client error: `POST https://oauth.platform.intuit.com/oauth2/v1/tokens/bearer` resulted in a `401 Unauthorized` response:\n
{"error":"invalid_client"}\n
"""

Notice: Undefined variable: response in /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Intuit.php on line 178

Fatal error: Uncaught Error: Call to a member function getBody() on null in /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Intuit.php:178 Stack trace: #0 /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Intuit.php(109): QB\Classes\Intuit->makePostRequest('customer', Array) #1 /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Customer.php(38): QB\Classes\Intuit->createCustomer(Array) #2 /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Customer.php(28): QB\Classes\Customer->createCustomer() #3 /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/QuickBooks.php(76): QB\Classes\Customer->getCustomerId() #4 /home/souq/public_html/wp-includes/shortcodes.php(319): QB\Classes\QuickBooks->generateInvoices('', '', 'quickbook-sync-...') #5 [internal function]: do_shortcode_tag(Array) #6 /home/souq/public_html/wp-includes/shortcodes.php(197): preg_replace_callback('/\\[(\\[?)(quickb...', 'do_shortcode_ta...', '[quickbook-sync...') #7 /home/souq/public_h in /home/souq/public_html/wp-content/plugins/quickbook360/QB/Classes/Intuit.php on line 178