The following is Wish listing error that you may encounter:
Error: At least one of "color" or "size" must be specified per variation
What It Means
For Wish variation listings, there are only TWO options for variation names.
This error means you have a variation listing and Color/Size has NOT been set as the variation name.
Note, if your Product listing has "Count" or "Capacity" set as the variation name, for example, LM won't fill out the variation name for your Wish listing and you'll get this error.
How to Solve
Enter values for Size or Color or both for all SKUs in the variation listing!
Here is a list of all acceptable values for Color.
Here is a list of all acceptable values for Size.