[proger]

proger, форму покажи... это data:click:submit что за фантазия... ссылка типа MIME только бывает... submit событие формы и тип кнопок...

<form class="page-message_content media-block" action="" data-bind="submit: onRedeemClicked">
<div data-bind="css: hasError" class="form-row"><div class="form-input-block">
<div class="form-input-block_column">
<input class="form-inputtext" type="text" placeholder="Login" data-bind="textInput:Login, hasFocus: true">

<div class="form-input-block_column form-input-block_column__addon">
<!-- ko component: { name: 'button-base', params: { text: 'Войти', modificators: ['button button__inline'], onClick: onRedeemClicked, waiting: isWaitingRedeemResponse(), } } -->
<!-- /ko -->
</div>
</div>
<a data-bind=" css: modificators, click: onButtonClicked, buttonWaiting: {waiting: waiting, isSpinnerDeactivated: isSpinnerDeactivated}, attr: {title: hint, href: link, id: id}, event: { mouseover: onMouseOver.bind($component), mouseout: onMouseOut.bind($component) }, style: { visibility: visible() ? '' : 'hidden' } " class="button button__inline" title="Войти"><span class="js-shop-button-icon" data-bind="if: iconClass, css: iconCss"></span><!-- ko text: label -->Войти<!-- /ko --></a>
</div>
</div>
</form>