MarketPress pt_BR Translation ( Some .po Lines doesnt Work )

Hi There,

Im translating MarketPress to pt_BR and ive found a little bug. This line:
<p>If you have any questions about your order please do not hesitate to contact us.</p>
Doesnt work.
I have translated to:
<p>Se você tiver questões relacionadas á sua compra, por favor não exite em nos contactar.</p>

When you can, please do an Update. Thanks