When adding or updating listings on the Onceit Marketplace you may occasionally see listing errors or warnings that Onceit send back to us.  These errors will appear under the listing errors, fix it now section on the Dashboard and also on the Products, On Onceit, Listing Errors Tab when using the left hand menu navigation.  The exact error will also appear on the top of the product page and will not clear until fixed.

The table below has the most common error/warning messages from Onceit including what you can do to resolve the error ensuring your products list successfully on the marketplace.

Please note this FAQ is being updated and edited regularly as we see new errors.  If you do see an error that is not included please let us know so we can add it in for you.


validation error = 1000|The attribute 'colour' (Colour) is required,1000|The attribute 'colour_group' (Colour Group) is requiredWe have a specific FAQ for this error.  Please follow the link below to read this article and fix the error.
creation error: Unable to process image with url:Image at form part of a URL must contain only a special subset of characters: the familiar alphanumeric symbols and standard characters like  - _ ~ 

Unsafe characters can include blank/empty space and " é < > # % | % { } \ ^ . ` , etc
If your image name in your website contains any unsafe characters or spaces, please rename and upload this to your website. When this has been done please go to the Omnivore Dashboard and hit the "Import from ****" button.
The product does not exist
This validation error will occur if there are still listings on Onceit that have not been approved.  In some cases this error may occur following the first full upload to Onceit.  Despite the error, the products do exist, they are simply in a pending state while Onceit approve them for listing. Please contact your Onceit Account Manager regarding product approvals.
1000|The attribute 'size' (Size) is required.  This error may also say other attributes such as material, shoe size, bed size etc.
This validation error is highlighting the requirement that Onceit need listings to have product attribute values.  If your products have this error you must add the attribute data in Omnivore in order for the items to list on Onceit.  The following faq covers how to map attributes for Onceit.