creative detail text not visible

The Text on my creatives detail page is not visibile. In the html code I can see it but it is not displayed on the page. What I do wrong? Is it a known problem?
I Changes nothing on this page (affilate_creatives_detail.php)

I use:
WooCommerce Version: 2.0.20
WooCommerce Datenbank-Version: 2.0.20
WordPress Version: WP 4.1.1
WP Affiliate Manager: Version 1.9.5

affilate_creatives_detail.php

<?php
$model = $this->viewData[‘creative’];

function formatType($type)
{
switch ($type)
{
case ‘image’: return __( ‘Image’, ‘wpam’ );
case ‘text’: return __( ‘Text Link’, ‘wpam’ );
default: wp_die( __( ‘unknown creative type.’, ‘wpam’ ) );
}
}
?>

<script type=”text/javascript”>

jQuery(document).ready(function() {
jQuery(“#dialog-preview”).dialog({
resizable: true,
width: 640,
height: 480,
closeOnEscape: true,
modal: true,
draggable: true,
autoOpen: false,
buttons: [ {
text : ‘<?php _e( ‘OK’, ‘wpam’ ) ?>’,
click : function() { jQuery(this).dialog(‘close’); }
} ]
});

jQuery(“#previewButton”).click(function() {
jQuery(“#dialog-preview”).dialog(‘open’);
});

});
</script>

<div id=”dialog-preview” title=”<?php _e( ‘Preview’, ‘wpam’ ) ?>” style=”display: none”>
<?php echo $this->viewData[‘htmlPreview’]?>
</div>

<?php
echo ‘<div class=”aff-wrap”>’;
include WPAM_BASE_DIRECTORY . “/html/affiliate_cp_nav.php”;
?>

<div class=”wrap”>

<h2><?php _e( ‘Creative:’, ‘wpam’ ) ?> <?php echo $model->name?></h2>

<p align=”center”><button type=”button” name=”preview” id=”previewButton” class=”button-secondary”><?php _e( ‘Preview’, ‘wpam’ ) ?></button></p>

<h2><?php _e( ‘Your Affiliate-Specific HTML snippet’, ‘wpam’ ) ?></h2>
<textarea rows=”5″ class=”wpam-creative-code”><?php echo htmlspecialchars($this->viewData[‘htmlSnippet’]); ?></textarea>

<p/>
<?php if ($model->type == ‘text’) { ?>

<table class=”pure-table”>
<thead>
<tr>
<th colspan=”2″><?php _e( ‘Text Link Properties’, ‘wpam’ ) ?></th>
</tr>
</thead>
<tbody>
<tr>
<td width=”150″><?php _e( ‘Link Text’, ‘wpam’ ) ?></td>
<td><?php echo $model->linkText?></td>
</tr>
<tr>
<td><?php _e( ‘Alt Text’, ‘wpam’ ) ?></td>
<td>
<?php echo $model->altText?>
</td>
</tr>
</tbody>
</table>

<?php } else if ($model->type == ‘image’) { ?>

<table class=”pure-table”>
<thead>
<tr>
<th colspan=”2″><?php _e( ‘Image Properties’, ‘wpam’ ) ?></th>
</tr>
</thead>
<tbody>
<tr>
<td width=”150″><?php _e( ‘Image’, ‘wpam’ ) ?></td>
<td><img src=”<?php
$url = wp_get_attachment_image_src($model->imagePostId);
echo $url[0];?>” style=”max-width: 200px; max-height: 200px;”/></td>
</tr>
<tr>
<td><?php _e( ‘Alt Text’, ‘wpam’ ) ?></td>
<td><?php echo $model->altText?></td>
</tr>
</tbody>
</table>
<?php } ?>
</div>
</div>