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Changed notice for many_many relationships if the extra field is not an int issue #62
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@ -164,7 +164,7 @@ class GridFieldSortableRows implements GridField_HTMLProvider, GridField_ActionP
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$extraFields=$owner->many_many_extraFields($gridField->getName());
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if(!$extraFields || !array_key_exists($this->sortColumn, $extraFields) || !($extraFields[$this->sortColumn]=='Int' || is_subclass_of('Int', $extraFields[$this->sortColumn]))) {
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user_error('Sort column '.$this->sortColumn.' must be an Int, column is of type '.$fieldType, E_USER_ERROR);
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user_error('Sort column '.$this->sortColumn.' must be an Int, column is of type '.$extraFields[$this->sortColumn], E_USER_ERROR);
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exit;
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}
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}else {
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