The theme_webform_display_multifile() function throws errors when the form is submitted, but no files have been selected for upload.

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#1 1246690-allow-empty-field.patch982 bytescyborg_572

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cyborg_572 commented
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new 1246690-allow-empty-field.patch982 bytes

This patch adds a check to make sure that $element['#value'] is not null before iterating over it.