<div dir="ltr">Hello,<div><br></div><div>I am facing some errors during compilation (<span style="color:rgb(0,0,0)">QE version: 7.1 O.S.: Ubuntu Linux 20.04)</span>. <br></div><div><br></div><div>/usr/bin/ld: cannot find -lmpi_usempif08<br>/usr/bin/ld: cannot find -lmpi_usempi_ignore_tkr<br>/usr/bin/ld: cannot find -lmpi_mpifh<br>/usr/bin/ld: cannot find -lmpi<br>/usr/bin/ld: cannot find -lopen-rte<br>/usr/bin/ld: cannot find -lopen-pal<br>/usr/bin/ld: cannot find -lhwloc<br>/usr/bin/ld: cannot find -levent<br>/usr/bin/ld: cannot find -levent_pthreads<br>collect2: error: ld returned 1 exit status<br>make[2]: *** [Makefile:314: pw.x] Error 1<br>make[2]: Leaving directory '/home/student/qe-7.1-ReleasePack/qe-7.1/PW/src'<br>make[1]: *** [Makefile:9: pw] Error 1<br>make[1]: Leaving directory '/home/student/qe-7.1-ReleasePack/qe-7.1/PW'<br>make: *** [Makefile:71: pw] Error 1<br></div><div><br></div><div>Could anyone help solving this?</div><div>Thank you!</div><div><br clear="all"><div><div dir="ltr"><div dir="ltr">Regards,<div>Vinky</div></div></div></div></div></div>