After you have published the templates then open them and check the log when you open them. Scroll through the template and look for any single and multi-select that have default value that does not OK/normal to be set to default.
[[pictureImage:Upgrade_V6_corrupt_valuelist.png|500px]]
If you have errors like this or error message for comboboxes, delete the field from the template, drag it in again and publish.