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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Trying to change the paper size through the tab Options of the GUI of the Tex Live shell, the following message appears: “tlmgr.pl: expected `a4' or `letter' after paper, not A4”.</p>
<p class="MsoNormal">This is originated from the available choices “A4 and letter” which must be corrected into “a4 and letter”.</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Best regards</p>
<p class="MsoNormal">Costas</p>
<p class="MsoNormal"><o:p> </o:p></p>
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