ERROR: failed on end of segment
MOLECULE DESTROYED BY FATAL ERROR!  Use resetpsf to start over.
ERROR: failed on end of segment
MOLECULE DESTROYED BY FATAL ERROR!  Use resetpsf to start over.
    while executing
"segment $segid {
      pdb $segfile

      # We alias the C-terminal OXT atoms to OT2 so that psfgen has to guess one atom less.
      # Otherwise psf..."
    (procedure "psfsegments" line 37)
    invoked from within
"psfsegments $logfileout"
    (procedure "::autopsf::afterchains_gui" line 66)
    invoked from within
"::autopsf::afterchains_gui"
    invoked from within
".autopsf.chains.finish invoke"
    ("uplevel" body line 1)
    invoked from within
"uplevel #0 [list $w invoke]"
    (procedure "tk::ButtonUp" line 22)
    invoked from within
"tk::ButtonUp .autopsf.chains.finish"
    (command bound to event)