Ryan Hill <dirtyepic@xxxxxxxxxx> writes: > Beginning in GCC 4.6.0 we started seeing various package failures at runtime > with the message: > > symbol lookup error: /usr/lib/gcc/x86_64-pc-linux-gnu/4.6.0/libstdc++.so.6: > undefined symbol: _ZNSt14error_categoryD2Ev, version GLIBCXX_3.4.15 What is the output of readelf -sr --wide /usr/lib/gcc/x86_64-pc-linux-gnu/4.6.0/libstdc++.so.6 | grep _ZNSt14error_categoryD2Ev ? This does not happen with current gcc mainline on my Ubuntu system. Ian