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HTML

<script src="https://rawgithub.com/cubiq/iscroll/v4/src/iscroll.js"></script>
<link rel="stylesheet" href="https://rawgithub.com/watusi/jquery-mobile-iscrollview/master/lib/jquery.mobile.iscrollview.css">
<script src="https://rawgithub.com/watusi/jquery-mobile-iscrollview/master/lib/jquery.mobile.iscrollview.js"></script>
  <!-- Home -->
        <div data-role="page" data-theme="b" id="main">
            <div data-role="header" data-id="persist" data-theme="b"  data-position="fixed">
				<h3>
                    iScroll Jumpbug Test
                </h3>
            </div>

			<div data-role="content" data-iscroll="{"hScroll":false, "vScroll": true, "vScrollbar":false, "bounce":false, "snap": false, "momentum":false}" style="padding: 2,5%">
                <ul data-role="listview" data-divider-theme="b" data-inset="true">
                    <li data-theme="b">
                        <a href="#" data-transition="slidefade">
                            Vorwort
                        </a>
                    </li>
                </ul>
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		<ul data-role="listview" data-divider-theme="b" data-inset="true">
			<li data-theme="b"><a href="#" data-transition="slidefade">Testelement1</a></li>
			<li data-theme="b"><a href="#" data-transition="slidefade">Testelement2</a></li>
			<li data-theme="b"><a href="#" data-transition="slidefade">Testelement3</a></li>
		</ul>
		<div style="width:100%; height: 3em;"> </div>
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		<p> 
		This demo shows a bug that occures using JQM 1.2 and iScroll 4 with iScrollview on Android 2.x Devices. 
When you drag the page a little down and then use the second swipe trigger, the page jumps to the bottom 
over the border and "stucks" there - it's not more possible to scroll to the top. Looks...