<div dir="ltr"><div><div><div><div><div><div>Dear QE users,<br><br></div>I have run the scf and nscf files with pw.x (mpirun -np 8 pw.x) successfully and got the outputs. But when I  try to run the pw2wannier90.x executable, it gives an error message:<br><br><b>Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br><br>Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br><br>Backtrace for this error:<br><br>Program received signal SIGSEGV: Segmentation fault - invalid memory reference.<br><br>Backtrace for this error:<br><br>Backtrace for this error:<br>#0  0x7FBBAC422E08<br>#1  0x7FBBAC421F90<br>#0  0x7F9EA3154E08<br>#1  0x7F9EA3153F90<br>#2  0x7F9EA26684AF<br>#3  0x7F9EA278100B<br>#4  0x7F9EA1EEB715<br>#5  0x7F9E9503E41B<br>#6  0x7F9E95D34C31<br>#7  0x7F9EA1EDF1E9<br>#8  0x7F9EA219AA04<br>#9  0x7F9E943CB5DF<br>#10  0x7F9E943CBC71<br>#11  0x7F9E943C0EE2<br>#12  0x7F9EA21ACFD7<br>#13  0x7F9EA34A3883<br>#2  0x7FBBAB9364AF<br>#3  0x7FBBABA4F00B<br>#4  0x7FBBAB1B9715<br>#0  0x7F97378F8E08<br>#1  0x7F97378F7F90<br>#2  0x7F9736E0C4AF<br>#3  0x7F9736F2500B<br>#4  0x7F973668F715<br>#5  0x7F972985641B<br>#6  0x7F973016DC31<br>#7  0x7F97366831E9<br>#8  0x7F973693EA04<br>#9  0x7F9728BE35DF<br>#10  0x7F9728BE3C71<br>#11  0x7F9728BD8EE2<br>#12  0x7F9736950FD7<br>#13  0x7F9737C47883<br>#5  0x7FBB9E4E941B<br>#6  0x7FBB9F1DFC31<br>#7  0x7FBBAB1AD1E9<br>#8  0x7FBBAB468A04<br>#9  0x7FBB9D8767E5<br>#10  0x7FBB9D876C71<br>#11  0x7FBB9D86BEE2<br>#12  0x7FBBAB47AFD7<br>#13  0x7FBBAC771883<br>#14  0x57DB2C<br>#15  0x57CF34<br>#16  0x41A85B<br>#17  0x41D41B<br>#14  0x57DB2C<br>#15  0x57CF34<br>#16  0x41A85B<br>#17  0x41D41B<br>#18  0x404AFC<br>#19  0x7F9736DF782F<br>#20  0x404B28<br>#21  0xFFFFFFFFFFFFFFFF<br>#18  0x404AFC<br>#19  0x7F9EA265382F<br>#20  0x404B28<br>#21  0xFFFFFFFFFFFFFFFF<br>#14  0x57DB2C<br>#15  0x57CF34<br>#16  0x41A85B<br>#17  0x41D41B<br>#18  0x404AFC<br>#19  0x7FBBAB92182F<br>#20  0x404B28<br>#21  0xFFFFFFFFFFFFFFFF<br><br></b></div>I have tried to run this in many ways but failed in every time.  <br></div>Any help in this regard is highly appreciable.<br></div><div>I am attaching my input and output files for your kind considerations.<br></div><div><br></div>Thanking you.<br></div>With regards,<br></div>Bibhas Manna<br></div>