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<title>2.3.4.�General BitBake Problems</title>
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<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="section" title="2.3.4.�General BitBake Problems">
<div class="titlepage"><div><div><h3 class="title">
<a name="usingpoky-debugging-bitbake"></a>2.3.4.�General BitBake Problems</h3></div></div></div>
<p>
            You can see debug output from BitBake by using the <code class="filename">-D</code> option.
            The debug output gives more information about what BitBake
            is doing and the reason behind it. 
            Each <code class="filename">-D</code> option you use increases the logging level.
            The most common usage is <code class="filename">-DDD</code>.
        </p>
<p>
            The output from <code class="filename">bitbake -DDD -v targetname</code> can reveal why
            BitBake chose a certain version of a package or why BitBake
            picked a certain provider.
            This command could also help you in a situation where you think BitBake did something 
            unexpected.
        </p>
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