<p>Thank you all. I solved the problem. Has connected Geany repositories for developers.<br>
<a href="https://launchpad.net/%7Egeany-dev/+archive/ubuntu/ppa" rel="nofollow">https://launchpad.net/~geany-dev/+archive/ubuntu/ppa</a></p>
<pre><code>sudo add-apt-repository ppa: geany-dev / ppa
sudo apt-get update
</code></pre>
<p>Installed (updated) package Geany:<br>
<code>sudo apt-get install geany</code><br>
Everything is working.I enabled code autocompletion. Now program no crashes.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/geany/geany/issues/1927#issuecomment-418908885">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/ABDrJ4728_sl2rVF1hxw-_NmLNJ2dbw-ks5uYFfagaJpZM4WFzfN">mute the thread</a>.<img src="https://github.com/notifications/beacon/ABDrJ-9vVEWN02SHHhIsGD2iRyl4vZweks5uYFfagaJpZM4WFzfN.gif" height="1" width="1" alt="" /></p>
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