diff --git a/src/io/io.f90 b/src/io/io.f90
index c3417f094..65a61da6a 100644
--- a/src/io/io.f90
+++ b/src/io/io.f90
@@ -154,7 +154,7 @@ module subroutine io_dump_particle_info_base(self, param, idx)
       integer(I4B)              :: i
       character(STRMAX)         :: errmsg
 
-      if ((param%out_type == REAL4_TYPE) .or. (param%out_type == REAL8_TYPE)) then
+      !if ((param%out_type == REAL4_TYPE) .or. (param%out_type == REAL8_TYPE)) then
          if (lfirst) then
             select case(param%out_stat)
             case('APPEND')
@@ -190,7 +190,8 @@ module subroutine io_dump_particle_info_base(self, param, idx)
          end select
 
          close(unit = LUN, err = 667, iomsg = errmsg)
-      else if ((param%out_type == NETCDF_FLOAT_TYPE) .or. (param%out_type == NETCDF_DOUBLE_TYPE)) then
+      !else if ((param%out_type == NETCDF_FLOAT_TYPE) .or. (param%out_type == NETCDF_DOUBLE_TYPE)) then
+      if ((param%out_type == NETCDF_FLOAT_TYPE) .or. (param%out_type == NETCDF_DOUBLE_TYPE)) then
          call param%nciu%open(param) 
          call self%write_particle_info(param%nciu)
          call param%nciu%close(param)
@@ -1851,6 +1852,7 @@ module subroutine io_write_frame_system(self, param)
          end if
          call self%write_hdr(iu, param)
       else if ((param%out_type == NETCDF_FLOAT_TYPE) .or. (param%out_type == NETCDF_DOUBLE_TYPE)) then
+
          if (lfirst) then
             inquire(file=param%outfile, exist=fileExists)
           
@@ -1872,6 +1874,13 @@ module subroutine io_write_frame_system(self, param)
                end if
             end select
 
+            select type(param)
+            class is (symba_parameters)
+               param%nciu%ltrack_origin = param%lfragmentation
+            class default
+               param%nciu%ltrack_origin = .false.
+            end select
+
             select case(param%out_stat)
             case('APPEND')
                call param%nciu%open(param)
diff --git a/src/main/swiftest_driver.f90 b/src/main/swiftest_driver.f90
index 3b7765347..e7b327e93 100644
--- a/src/main/swiftest_driver.f90
+++ b/src/main/swiftest_driver.f90
@@ -53,7 +53,7 @@ program swiftest_driver
       nloops = ceiling(tstop / dt, kind=I8B)
       ioutput = ceiling(t0/ dt, kind=I8B) / int(istep_out, kind=I8B)
       ! Prevent duplicate frames from being written if this is a restarted run
-      if (param%lrestart) then
+      if ((param%lrestart) .and. ((param%out_type == REAL8_TYPE) .or. param%out_type == REAL4_TYPE)) then
          old_t_final = nbody_system%get_old_t_final(param)
       else
          old_t_final = t0
diff --git a/src/setup/setup.f90 b/src/setup/setup.f90
index 11bd69fd1..4477fd788 100644
--- a/src/setup/setup.f90
+++ b/src/setup/setup.f90
@@ -141,21 +141,8 @@ module subroutine setup_initialize_particle_info_system(self, param)
       integer(I4B) :: i
 
       associate(cb => self%cb, pl => self%pl, npl => self%pl%nbody, tp => self%tp, ntp => self%tp%nbody)
-         select type(param)
-         class is (symba_parameters)
-            param%nciu%ltrack_origin = param%lfragmentation
-         class default
-            param%nciu%ltrack_origin = .false.
-         end select
-
-         select type(param)
-         class is (symba_parameters)
-            ltrack_origin = param%lfragmentation
-         class default
-            ltrack_origin = .false.
-         end select
 
-         if (ltrack_origin) then
+         if (param%nciu%ltrack_origin) then
             cb%info%origin_type = "Initial conditions"
             cb%info%origin_time = param%t0
             cb%info%origin_xh(:) = 0.0_DP