Hi all,
I was trying to import templates from 5.2.2 to 7.0.2. it works well until the last step, when I click the import button, it showed an error like the image below. I tried google this error message but no useful guide was found. Anyone know how to fix it?

Thanks in advance, Karl.
I was trying to import templates from 5.2.2 to 7.0.2. it works well until the last step, when I click the import button, it showed an error like the image below. I tried google this error message but no useful guide was found. Anyone know how to fix it?
Thanks in advance, Karl.
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