Wiz. minor fix default value url in goback button
Former-commit-id: 434b2acb09290f11c8804024adb8834b86eeda73
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@ -413,7 +413,7 @@ class Wizard
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*
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*
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* @return void
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* @return void
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*/
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*/
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public function printGoBackButton($url)
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public function printGoBackButton($url=null)
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{
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{
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if (isset($url) === false) {
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if (isset($url) === false) {
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$url = ui_get_full_url(
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$url = ui_get_full_url(
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