Attachment linked from: http://www.mijnpress.nl/blog/solution-for-customize-your-community-error-on-the-profile-page-shows-backend/




DIY
Make a backup first

OPEN
wp-admin/user-edit.php

FIND
if ( !is_wp_error( $errors ) ) {
	$redirect = (IS_PROFILE_PAGE ? "profile.php?" : "user-edit.php?user_id=$user_id&"). "updated=true";
	$redirect = add_query_arg('wp_http_referer', urlencode($wp_http_referer), $redirect);
	wp_redirect($redirect);
	exit;

FIND
# Note, this is the line below or directly after exit;
}


REPLACE WITH
} elseif ($current_user->has_cap('edit_posts') === false) {
	$redirect = "profile.php?" . "errors=" . urlencode(implode('||',$errors->get_error_messages()));
	wp_redirect($redirect);
	exit;
} // http://www.mijnpress.nl/blog/solution-for-customize-your-community-error-on-the-profile-page-shows-backend/

OPEN
customize-your-community/cyc.php

FIND
if ($_GET['updated'] == true) {
	echo '<p class="message">Your profile has been updated.</p>';
}

AFTER, ADD
if (isset($_GET['errors'])) {
	$error_messages = explode("||", $_GET['errors']);
	echo '<p class="message">Something went wrong:';
	foreach ($error_messages as $the_msg) {
		echo "$the_msg";
	}
	echo '</p>';
} // http://www.mijnpress.nl/blog/solution-for-customize-your-community-error-on-the-profile-page-shows-backend/