Okay, I uploaded and tried. Same issue as you...
Check out the two adjacent tags. Put a comma in there and see if that fixes it:
Also, be careful of using reserved names. It can cause issues. You will see a green triangle indicating something is wrong with a name:
It can be a little misleading, since you have to ignore that green triangle in other columns. But, the name column is a little different. You want to respect it's restrictions.