I exported issue native XML from OJS 3.0.2 and imported to OJS 3.1.1.4 and I have got the following validation errors:
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Validation errors:
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\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
\n\t\t\t\t\t* Element ‘{http://pkp.sfu.ca}revision’, attribute ‘user_group_ref’: The attribute ‘user_group_ref’ is not allowed.\n
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