Getting started

Fix common messages

What the most common messages in InventaHQ mean, and what to do about them.

About 2 minUpdated 5 Nov 2026

When something can't be saved, InventaHQ tells you why. Here are the messages people see most, and how to fix them.

Products and contacts

MessageWhat to do
There's already a product with the product number (SKU) …Each Product # must be different. Use another one, or open the existing product.
This email is already used by…That contact already exists. Search for it in Contacts.
You can't change a product's typeA Stock product can't change type, and an existing product can't become Stock. Make it inactive and add a new product with the right type.
A kit must be a Non Stock itemChange the product type to Non Stock before you turn on Kit / Bundle.

Orders

MessageWhat to do
You can't ship because products are shortThe message lists the products. The ship-from location doesn't have enough. Receive or transfer stock first, or change the quantity.
Unpack this order first, then unpick itClick Actions → Unpack Order, then Unpick Order. See Undo a pick or pack.
Enter a batch number for … or Enter a serial number for every unit of …Fill in the tracking details for that product before you receive or adjust. You need one serial number per unit.
Auto Receive skips an orderThe order has serial, batch or expiry-tracked products. Receive it from the order instead.

Settings

MessageWhat to do
Some of your stock is held in part-unitsYou can't turn off decimal quantities while you hold part-units, such as 1.5. Adjust them to whole numbers first.
Your plan only allows … usersRemove an unused invite, or contact us to add more users.

Xero

MessageWhat to do
A tax rate isn't mappedGo to Settings → Integrations → Xero → Accounts and tax and map it.
The link to Xero has expiredClick Reconnect Xero and sign in again. Nothing is lost.

Still stuck? Click Submit a ticket at the top of this page and tell us the message you see.