Error view, print or mail order.

After Blank page/500 resolver i got this output ;

Ohhhh i found something, the invoice generation seems to be failing due this problem:
Error Message Undefined property: stdClass::$type
Error Number 8
Error File /home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/utilities/InvoiceInitialDataGenerator.php
Error Line 34
Error Context {“invoiceId”:”1″,”orderId”:1154,”format”:{“digits”:5,”prefix”:””,”sufix”:””},”useFakeInvoiceId”:true,”initialData”:{“InvoiceNumber”:””,”Date”:null,”FormattedInvoiceNumber”:null}}
Error Detail file:/home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/utilities/InvoiceInitialDataGenerator.php
line:34
function:CatchShutdownHandler
class:RednaoWooCommercePDFInvoiceAjax
object:[object Object]
type:->
args:8,Undefined property: stdClass::$type,/home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/utilities/InvoiceInitialDataGenerator.php,34,[object Object]

file:/home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/PDFGenerator.php
line:316
function:Create
class:rnwcinv\utilities\InvoiceInitialDataGenerator
object:[object Object]
type:->
args:1,1154,[object Object],true

file:/home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/PDFGenerator.php
line:277
function:Generate
class:RednaoPDFGenerator
object:[object Object]
type:->
args:false

file:/home/easybike/public_html/wp-content/plugins/woo-pdf-invoice-builder/woocommerce-pdf-invoice-ajax.php
line:504
function:GeneratePreview
class:RednaoPDFGenerator
object:[object Object]
type:->
args:

file:/home/easybike/public_html/wp-includes/class-wp-hook.php
line:286
function:DiagnoseError
class:RednaoWooCommercePDFInvoiceAjax
object:[object Object]
type:->
args:

file:/home/easybike/public_html/wp-includes/class-wp-hook.php
line:310
function:apply_filters
class:WP_Hook
object:[object Object]
type:->
args:,

file:/home/easybike/public_html/wp-includes/plugin.php
line:453
function:do_action
class:WP_Hook
object:[object Object]
type:->
args:

file:/home/easybike/public_html/wp-admin/admin-ajax.php
line:99
function:do_action
args:wp_ajax_rednao_wcpdfinv_diagnose_error