Error compile: ‘class QDateTime’ has no member named ‘msecsTo’

Hi guys,

I have download the last version of source code LibreCAD but if I compile this I obtain the next error:

lib/gui/rs_graphicview.cpp:733: error: ‘class QDateTime’ has no member named ‘msecsTo’

I have installed qt4 in my computer.

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I am using Linux Ubuntu Lucid (10.04). If I do:

sudo apt-get install libqt4-dev

It install qt version 4:4.6.2. It version is qt to Lucid but not compile LibreCAD.

Please help me. How I can upgrade version qt in my Lucid?

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Thanks my friend. Now LibreCAD compile