FAQ FastBay

How can I understand eBay errors with debug mode ?
DURING AN EBAY SYNC I GET THE FOLLOWING ERROR: – Your listing cannot contain javascript (“.cookie”, “cookie(“, “replace(“, IFRAME, META, or includes), cookies or base href.”
DURING AN EBAY SYNC I GET THE FOLLOWING ERROR: “240: The item cannot be listed or modified. The title and/or description may contain improper words, or the listing or seller may be in violation of eBay policy.”
DURING AN EBAY SYNC I GET THE FOLLOWING ERROR: “Auth Token is Invalid. Validation of the authentication token in API request failed.”
DURING AN EBAY SYNC OF A VARIATION PRODUCT I GET THE FOLLOWING ERROR : “Invalid Multi-SKU item id supplied with variations.”

Vedi tutto 29

FAQ FastBay – Installation

Vedi tutto 5

FAQ Fastbay – Configuration

Vedi tutto 11

How can I create a link between existing listings on eBay and my Prestashop catalog ?

190 views 29 July 2020

Fastbay quick start guide – Publish your first product (video)

985 views 30 July 2020

During a product synchronization I get the error: ” The item specific Brand is missing. Add Brand to this listing, enter a valid value, and then try again. “

247 views 31 July 2020

I am using third party tools to update my products / stock, will Fastbay keep products up-to-date on eBay ?

144 views 6 August 2020

After syncing an item – I have this warning on eBay on the top of the screen “The listing is fine, but there is a problem with the pictures “

248 views 8 September 2020

Can I customize the shipping costs by category or product ?

135 views 9 September 2020

eBay connection token request fails during login with unexpected error “no healthy upstream”.

739 views 22 September 2020

Syncing a product on eBay fails with this error “You must accept the International Selling Agreement on eBay before listing any additional items.”

113 views 22 September 2020

When importing orders, the eBay email does not correspond to the customer’s actual email address

124 views 9 October 2020

During product synchronization the module creates numerous business policies and/or overwrites the policies already associated with the products

114 views 9 October 2020

What are the differences between eBay Import and Fastbay ? Why are they two separate modules ?

176 views 12 October 2020

After downloading eBay specifications, module still says that some categories are requiring specifics download

127 views 20 October 2020

It is not possible to update the products with zero quantity on eBay, even if I have activated the “out of stock” mode.

259 views 23 December 2020

Synchronization to eBay fails with the error “eBay security rules only allow HTTPS resources in listings, not HTTP. Update or remove the HTTP resources. “

234 views 23 December 2020

I have received notice from eBay regarding the eBay Managed Payments System – How does Fastbay deal with this ?

143 views 15 January 2021

How can I use my product / variant reference as a custom eBay label ?

301 views 2 February 2021

During product synchronization I get the error ” The input data for the tag is invalid or missing. Check the API documentation. Item.DispatchTimeMax “

174 views 12 April 2021

When downloading an eBay order, the mapped carrier is not properly linked to the order

123 views 28 April 2021

Most recurring problems related on sending clothing product types (with Size / Color) to eBay

110 views 19 May 2021

How does Fastbay is handling VAT / taxes when sending products on eBay

83 views 17 June 2021

During a product synchronization I’m getting the following error : DEPRECATED: Please migrate to the Sell Feed API (https://developer.ebay.com/api-docs/sell/feed/resources/methods#h2-task)

219 views 7 June 2022

During a feed type synchronisation (Fast Sync) I get the error: uploadFile: Task task-1-xxxxx cannot upload a file.

160 views 6 October 2022

Launching a mass synchronisation via Fast Sync I get the error “You are not the seller of this item. Only sellers are allowed to edit the item information.”

76 views 6 October 2022

It is not possible to download an eBay order as the message ‘No matching sku’ appears

109 views 14 November 2022

Managing EPR fields on eBay France to comply with Extended Producer Responsibility regulations

137 views 23 May 2023

During a massive eBay synchronization I am getting the error “The File you tried to upload is too large” or “FILE EXCEEDS MAXIMUM DIMENSIONS”

107 views 27 September 2023

When downloading an order I get the error ‘Cannot validate the order – Check your Prestashop products’.

180 views 30 November 2023

Unable to install the module with the error ‘Installation of module fastbay1 failed. Unfortunately, the module did not return any further details.”

220 views 4 December 2023

During the synchronization of an eBay item, I receive the error “The specified condition ID is not valid for the selected main category ID.”

99 views 11 December 2023

Synchronising a product returns the error ‘You have provided an invalid payment/shipping/return policy’.

40 views 8 January 2024

After updating the module, I am unable to access the various sections from the side tabs.

67 views 1 February 2025

Problems updating products with zero quantity on eBay

72 views 11 September 2025

During the synchronization of an item, I get the following eBay error: The selected category is not enabled for listings with variations.

68 views 2 October 2025

When downloading an order, I receive the message: “Unable to download the order: eBay did not provide a valid phone number, but the phone number is required for customer addresses in PrestaShop.

18 views 3 August 2026

How to properly update a Prestashop module

658 views 14 May 2020

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