Multistep

Drupal FAPI multistep errors on required fields

in drupal, error, fapi, multistep

One of the great usability features in the Drupal Form API are simple validators, such as #required. Just set it to true, and Drupal takes care of it. However, when in a multistep scenario, simple validators go haywire since moving to a different step validates the form. Normally, you cannot override form errors within your validation hook... but there's a workaround.

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