For running J!5.1 you must https://fabrikar.com/forums/index.php?wiki/update-from-github/ or include the new file manually https://fabrikar.com/forums/index.php?threads/joomla-5-1-and-fabrik-cannot-find-files-error.54473/post-285151 See also Announcements
See Announcement
We have resolved the issue with the J! updater and this will be fixed in the next release.
<tr class="oddrow<?php echo $c . '-' . implode(' ',$row_classes);?>">
<tr class="upoddrow<?php echo $c . '-' . implode(' ',$row_classes);?>" onMouseOver="this.className='dnoddrow<?php echo $c . '-' . implode(' ',$row_classes);?>'" onMouseOut="this.className='upoddrow<?php echo $c . '-' . implode(' ',$row_classes);?>'">
One of the many, many (many many many many) (many) reasons I haven't run IE6 since the day FireFox came out.
-- hugh