diff --git a/scripts/tracewin_errorstudy b/scripts/tracewin_errorstudy
index 6d4a42d1d24e4e7d6b111f0420734001bf1e07b9..ac6dddb027ae646d2aa341be941e2e6f05d8c923 100755
--- a/scripts/tracewin_errorstudy
+++ b/scripts/tracewin_errorstudy
@@ -96,16 +96,10 @@ def create_extra_folder(calc_dir, f0, f1):
         if not os.path.exists(p1):
             # hard link
             os.link(p0, p1)
+    delete_output_files(calc_dir, f1)
 
 
-def delete_output_files(args, folder):
-    """
-    Remove all output files in a folder
-    (clean it for a re-run)
-
-    """
-    import os
-
+def get_output_files_list():
     output_files = [
         "ENV_diag1.dat",
         "part_dtl1.dst",
@@ -116,9 +110,23 @@ def delete_output_files(args, folder):
         "PAR_diag1.dat",
         "Density_PAR.dat_9",
         "lattice.par",
+        "tracelx64",
+        "tracemac64",
     ]
+    return output_files
+
+
+def delete_output_files(calc_dir, folder):
+    """
+    Remove all output files in a folder
+    (clean it for a re-run)
 
-    full_path = os.path.join(args.calc_dir, folder)
+    """
+    import os
+
+    output_files = get_output_files_list()
+
+    full_path = os.path.join(calc_dir, folder)
     for f in os.listdir(full_path):
         for of in output_files:
             if of in f:
@@ -137,16 +145,15 @@ def setup_multi(args):
     num_jobs = 0
     new_folders = []
     for njob in range(args.num_jobs):
-        folder = "Local_TraceWin_{}".format(njob)
+        folder = f"Local_TraceWin_{njob}"
         if os.path.isfile(os.path.join(args.calc_dir, folder, "Error_Datas.txt")):
             for mjob in range(args.multi):
                 num_jobs += 1
                 if mjob == int(folder.split("_")[-1]):
                     continue
-                newfolder = "{}_{}".format(folder, mjob)
+                newfolder = f"{folder}_{mjob}"
                 new_folders.append(newfolder)
                 create_extra_folder(args.calc_dir, folder, newfolder)
-                delete_output_files(args, newfolder)
                 create_and_copy_lattice(
                     args,
                     os.path.join(args.calc_dir, newfolder),
@@ -173,7 +180,7 @@ def setup_multi(args):
             j = int(job_folder.split("_")[-1])
 
             # Get file list:
-            input_files = os.listdir(os.path.join(args.calc_dir, job_folder))
+            input_files = listdir(os.path.join(args.calc_dir, job_folder))
             input_files = ", ".join(input_files)
 
             q_priority = args.priority
@@ -187,6 +194,21 @@ def setup_multi(args):
     args.num_jobs = num_jobs
 
 
+def listdir(path):
+    """
+    List all input files in path
+    (ie all files not defined as output files or executables)
+    """
+    import os
+
+    input_files = []
+    output_files = get_output_files_list()
+    for f in os.listdir(path):
+        if f not in output_files:
+            input_files.append(f)
+    return input_files
+
+
 def setup(args):
     import os
     import random
@@ -206,7 +228,7 @@ def setup(args):
     # Create extra folders if needed..
     if args.num_jobs > num_jobs:
         for n in range(num_jobs, args.num_jobs):
-            folder_name = "Local_TraceWin_{n}".format(**locals())
+            folder_name = f"Local_TraceWin_{n}"
             create_extra_folder(args.calc_dir, "Local_TraceWin_0", folder_name)
         num_jobs = args.num_jobs
 
@@ -224,7 +246,7 @@ def setup(args):
     # rand_lst=file('rand.dat','r').read().split()
 
     # Get file list:
-    input_files = os.listdir(os.path.join(args.calc_dir, "Local_TraceWin_0"))
+    input_files = listdir(os.path.join(args.calc_dir, "Local_TraceWin_0"))
     for i in range(len(input_files)):
         if input_files[i][-2:] == "_0":
             input_files[i] = input_files[i][:-2] + "_$(Process)"
@@ -242,12 +264,14 @@ def setup(args):
 
 
 def ask(args):
-    print("You have now set up an error study running {} jobs in folder {}".format(args.num_jobs, args.calc_dir))
+    print(f"You have now set up an error study running {args.num_jobs} jobs in folder {args.calc_dir}")
     if args.multi > 1:
         print("This is a multi-error study")
     answer = input("Do you want to submit the jobs immediately? (yes/no) ")
     if answer == "yes":
         return 0
+    else:
+        print(f"To run, execute command 'condor_submit {args.calc_dir}/submit.job'")
 
     import sys