Monthly Archives: February 2010

Yet Another OpenCV/Karmic error – symbol lookup error: /usr/local/lib/libhighgui.so.4

Posted on February 4, 2010 by Alex

symbol lookup error: /usr/local/lib/libhighgui.so.4: undefined symbol: av_free_packet To fix it simply make sure /usr/local/lib is in your library path by using the following command: export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH

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Howto fix: “error while loading shared libraries”

Posted on February 2, 2010 by Alex

While installing opencv on an older version of debian for work I kept getting an error while loading shared libraries which turned out to be a pretty easy fix, just finding the libraries and adding them to the dynamic linker. … Continue reading →

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