<div dir="ltr"><div><div><div>Hello all,<br><br></div>I am installing Ipopt on a new machine, and third party installation and configure seems to work fine, but I get the following error with make:<br><br><br><br>make[3]: Entering directory `/home/slava/CoinIpopt/Ipopt/src/Algorithm&#39;<br>/bin/bash ../../../libtool --tag=CXX --mode=link g++  -O3 -pipe -DNDEBUG -pedantic-errors -Wparentheses -Wreturn-type -Wcast-qual -Wall -Wpointer-arith -Wwrite-strings -Wconversion -Wno-unknown-pragmas -Wno-long-long   -DIPOPT_BUILD   -o <a href="http://libipoptalg.la">libipoptalg.la</a>   IpAdaptiveMuUpdate.lo IpAlgBuilder.lo IpAlgorithmRegOp.lo IpAugRestoSystemSolver.lo IpBacktrackingLineSearch.lo IpDefaultIterateInitializer.lo IpEquilibrationScaling.lo IpExactHessianUpdater.lo IpFilter.lo IpFilterLSAcceptor.lo IpGenAugSystemSolver.lo IpGradientScaling.lo IpIpoptAlg.lo IpIpoptCalculatedQuantities.lo IpIpoptData.lo IpIteratesVector.lo IpLeastSquareMults.lo IpLimMemQuasiNewtonUpdater.lo IpLoqoMuOracle.lo IpLowRankAugSystemSolver.lo IpLowRankSSAugSystemSolver.lo IpMonotoneMuUpdate.lo IpNLPBoundsRemover.lo IpNLPScaling.lo IpOptErrorConvCheck.lo IpOrigIpoptNLP.lo IpOrigIterationOutput.lo IpPDFullSpaceSolver.lo IpPDPerturbationHandler.lo IpPDSearchDirCalc.lo IpPenaltyLSAcceptor.lo IpProbingMuOracle.lo IpQualityFunctionMuOracle.lo IpRestoConvCheck.lo IpRestoFilterConvCheck.lo IpRestoIpoptNLP.lo IpRestoIterateInitializer.lo IpRestoIterationOutput.lo IpRestoMinC_1Nrm.lo IpRestoPenaltyConvCheck.lo IpRestoRestoPhase.lo IpStdAugSystemSolver.lo IpTimingStatistics.lo IpUserScaling.lo IpWarmStartIterateInitializer.lo  <br>libtool: link: `IpLimMemQuasiNewtonUpdater.lo&#39; is not a valid libtool object<br>make[3]: *** [<a href="http://libipoptalg.la">libipoptalg.la</a>] Error 1<br>make[3]: Leaving directory `/home/slava/CoinIpopt/Ipopt/src/Algorithm&#39;<br>make[2]: *** [all-recursive] Error 1<br>make[2]: Leaving directory `/home/slava/CoinIpopt/Ipopt/src/Algorithm&#39;<br>make[1]: *** [all-recursive] Error 1<br>make[1]: Leaving directory `/home/slava/CoinIpopt/Ipopt&#39;<br><br><br></div>Any suggestions would be appreciated. Let me know if you need more information about my system or anything.<br><br>Thank you<br><br>Best regards,<br></div>~Vyacheslav Kungurtsev<br><div><div><div><br></div></div></div></div>