Upgrading to C5-8.0.3 from C5-7.5.13

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Hi C5,

Trying a manual update I get this error:

An exception occurred while executing 'select Pages.cID, Pages.pkgID, Pages.siteTreeID, Pages.cPointerID, Pages.cPointerExternalLink, Pages.cIsActive, Pages.cIsSystemPage, Pages.cPointerExternalLinkNewWindow, Pages.cFilename, Pages.ptID, Collections.cDateAdded, Pages.cDisplayOrder, Collections.cDateModified, cInheritPermissionsFromCID, cInheritPermissionsFrom, cOverrideTemplatePermissions, cCheckedOutUID, cIsTemplate, uID, cPath, cParentID, cChildren, cCacheFullPageContent, cCacheFullPageContentOverrideLifetime, cCacheFullPageContentLifetimeCustom from Pages inner join Collections on Pages.cID = Collections.cID left join PagePaths on (Pages.cID = PagePaths.cID and PagePaths.ppIsCanonical = 1) where Pages.cID = ?' with params [1]: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'Pages.siteTreeID' in 'field list'

Please help! I have no clue what to do to fix this error.

MarcYBB