Multi-currency issue since last update - Invalid currency passed to get_raw_conversion (v9.1.0 - 19 March 2025)

[lewiswalsh]

Describe the bug

Errors have started appearing the logs: Invalid currency passed to get_raw_conversion: GBP since the last update with users reporting issues checking out.

To Reproduce

WooCommerce with WooPayments installed, attempted to make a purchase in a currency other than the default.

Actual behavior

Invalid currency passed to get_raw_conversion: GBP

Expected behavior

The purchase should complete successfully.

Desktop (please complete the following information):

• OS: Tested in Windows 10 and 11
• Browser Firefox, Chrome, and Edge