myHermes have re-enabled access to their API and labels can now be printed. The performance issues that have occurred last week are being monitored.
Shipping ServicePerformance Issues - myHermes
In order to resolve the ongoing issues with printing shipping labels, myHermes have disabled their API link with Linnworks, and it is currently not possible to print myHermes shipping labels via Linnworks. myHermes and Linnworks are investigating these issues in collaboration and once a solution is applied, the API link will be re-enabled.
We have identified an issue with Amazon Inventory sync. Some customers may notice their stock level syncs failing with an error message talking about fulfillment_center_id.
Our developers are looking into reasons why Amazon is rejecting our feeds.