
[2] => Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='
Well, line [2] does say it all, actually
You're somehow mixing utf8_general and latin_swedish. Try and check in settings wich one is set there, i t hink utf8 is the most preferred setting, should change it to that.
[2] => Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '='
In system settings do a search for: "modx_charset" there you should find it.