Warning: Ksort() Expects parametere 1 to be array

Warning: ksort() expects parameter 1 to be array, null given in drupal_group_js() (line 4544 of /homepages/16/d577751558/htdocs/fine-fare.co.uk/includes/common.inc).
Notice: Undefined index: type in drupal_group_js() (line 4546 of /homepages/16/d577751558/htdocs/fine-fare.co.uk/includes/common.inc).
Notice: Undefined index: type in _advagg_aggregate_js() (line 1126 of /homepages/16/d577751558/htdocs/fine-fare.co.uk/sites/all/modules/dev/advagg/advagg.module).
Notice: Undefined index: type in drupal_pre_render_scripts() (line 4450 of /homepages/16/d577751558/htdocs/fine-fare.co.uk/includes/common.inc).
Notice: Undefined index: type in drupal_pre_render_scripts() (line 4468 of /homepages/16/d577751558/htdocs/fine-fare.co.uk/includes/common.inc).

Had these errors appear on drupal 7.35 with commerce installed. The errors usually pops up after saving a node or adding taxonomy terms.

The location for the error in watchdog is.. /file/ajax/field_header_image/und/0/form-HPI1KSgYjW2Z4U8bxXZ7FaVohvyMefRRbC293jDsXQc

Referrer... /admin/structure/taxonomy/product_category/add

Will try updating to latest core and advagg