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BUGFIX: was being passed to foreach without a check to see if it's an array or not.
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.3@86202 467b73ca-7a2a-4603-9d3b-597d59a354a9
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@ -79,6 +79,11 @@ class CheckboxSetField extends OptionsetField {
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$odd = 0;
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$options = '';
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if ($source == null) {
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$source = array();
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$options = "<li>No options available</li>";
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}
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foreach($source as $index => $item) {
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if(is_a($item, 'DataObject')) {
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