diff --git a/src/esass/merge_events.py b/src/esass/merge_events.py
index f7cf51864c0d398c7a648a3f4daa8bff297db899..209299ea493946dd6db969db6df535dd738f9751 100644
--- a/src/esass/merge_events.py
+++ b/src/esass/merge_events.py
@@ -98,7 +98,10 @@ for sky_tile in sky_map_hdu[(sky_map_hdu['OWNER']==2)|(sky_map_hdu['OWNER']==0)]
 	for NCCD, tEXP in zip(n.arange(7)+1, texps):
 		agn_evt_files = n.array( glob.glob( os.path.join( agn_dir, 't0erass_ccd' + str(NCCD) + '_evt.fits' ) ) )
 		CL_evt_files = n.array( glob.glob( os.path.join( cluster_dir, 't0erass_ccd' + str(NCCD) + '_evt.fits' ) ) )
-		ST_evt_files = n.array( glob.glob( os.path.join( stars_dir, 'simulated_photons_ccd' + str(NCCD) + '.fits' ) ) )
+		#ST_evt_files = n.array( glob.glob( os.path.join( stars_dir, 'simulated_photons_ccd' + str(NCCD) + '.fits' ) ) )
+		if len(CL_evt_files)==0:
+			print(str_field, 'continuing, no cluster file continue')
+			continue
 
 		hdu_A = fits.open(agn_evt_files[0])
 		texp_A = np.sum(hdu_A[2].data['STOP']-hdu_A[2].data['START'])
@@ -137,7 +140,7 @@ for sky_tile in sky_map_hdu[(sky_map_hdu['OWNER']==2)|(sky_map_hdu['OWNER']==0)]
 	for NCCD, tEXP in zip(n.arange(7)+1, texps):
 		agn_evt_files = n.array( glob.glob( os.path.join( agn_dir, 't0erass_ccd' + str(NCCD) + '_evt.fits' ) ) )
 		CL_evt_files = n.array( glob.glob( os.path.join( cluster_dir, 't0erass_ccd' + str(NCCD) + '_evt.fits' ) ) )
-		ST_evt_files = n.array( glob.glob( os.path.join( stars_dir, 'simulated_photons_ccd' + str(NCCD) + '.fits' ) ) )
+		#ST_evt_files = n.array( glob.glob( os.path.join( stars_dir, 'simulated_photons_ccd' + str(NCCD) + '.fits' ) ) )
 		hdu_A = fits.open(agn_evt_files[0])
 		#N_ev_A = int(len(hdu_A[1].data) * frac_all) + 20
 		if len(hdu_A[1].data) >= N_ev_A :
diff --git a/src/esass/merge_events_noAGN.py b/src/esass/merge_events_noAGN.py
index 919bad78f62170608ac27f24496ef174c9ef0c8e..6e97704893e6ec10b6a2e910c55966e5a4c2efec 100644
--- a/src/esass/merge_events_noAGN.py
+++ b/src/esass/merge_events_noAGN.py
@@ -73,6 +73,9 @@ for sky_tile in sky_map_hdu[(sky_map_hdu['OWNER']==2)|(sky_map_hdu['OWNER']==0)]
 	N_evs = []
 	for NCCD, tEXP in zip(n.arange(7)+1, texps):
 		CL_evt_files = n.array( glob.glob( os.path.join( cluster_dir, 't0erass_ccd' + str(NCCD) + '_evt.fits' ) ) )
+		if len(CL_evt_files)==0:
+			print(str_field, 'continuing, no cluster file continue')
+			continue
 		hdu_C = fits.open(CL_evt_files[0])
 		texp_C = np.sum(hdu_C[2].data['STOP']-hdu_C[2].data['START'])
 		frac_C = tEXP/texp_C
@@ -89,7 +92,7 @@ for sky_tile in sky_map_hdu[(sky_map_hdu['OWNER']==2)|(sky_map_hdu['OWNER']==0)]
 	N_ev_C = int(f_CLU * N_ev_OBS/7)+1
 
 	if N_ev_B>len(bg_all):
-		print('continue', 'not enough BG events', len(bg_all), 'when ', N_ev_B, 'are needed')
+		print(str_field, 'continue', 'not enough BG events', len(bg_all), 'when ', N_ev_B, 'are needed')
 		continue
 
 	data_C = []
@@ -111,7 +114,7 @@ for sky_tile in sky_map_hdu[(sky_map_hdu['OWNER']==2)|(sky_map_hdu['OWNER']==0)]
 		id_B = np.random.choice(np.arange(len(bg_all)), size = N_ev_B, replace = False)
 		data_B.append( bg_all[id_B] )
 	else:
-		print('continue', 'not enough BG events', len(bg_tm), 'when ', N_ev_B, 'are needed')
+		print(str_field, 'continue', 'not enough BG events', len(bg_tm), 'when ', N_ev_B, 'are needed')
 		data_B.append( bg_all )
 		continue
 
diff --git a/src/esass/readme_esass.sh b/src/esass/readme_esass.sh
index 0bab4d6cf03d94d3e810eef02b8d5afbfa9caa86..86f85741de259533c9ff21f02ce15fc2106382c6 100644
--- a/src/esass/readme_esass.sh
+++ b/src/esass/readme_esass.sh
@@ -15,35 +15,35 @@ python make_summarySimEvt_skymap.py # DONE, OK, all files are there.
 nohup python merge_events_onlyBG.py  > logs/merge_events_onlyBG.log  & # ONGOING
 
 nohup python merge_events.py 1 1     > logs/merge_events_1_1.log  & # ONGOING
-nohup python merge_events_noCLU.py 1 > logs/merge_events_noCLU_1.log & # ONGOING
+# nohup python merge_events_noCLU.py 1 > logs/merge_events_noCLU_1.log & # DONE
 nohup python merge_events_noAGN.py 1 > logs/merge_events_noAGN_1.log & # ONGOING
 
 nohup python merge_events.py 2 2     > logs/merge_events_2_2.log  & # ONGOING
-nohup python merge_events_noCLU.py 2 > logs/merge_events_noCLU_2.log & # ONGOING
+# nohup python merge_events_noCLU.py 2 > logs/merge_events_noCLU_2.log & # DONE
 nohup python merge_events_noAGN.py 2 > logs/merge_events_noAGN_2.log & # ONGOING
 
 nohup python merge_events.py 3 3     > logs/merge_events_3_3.log  & # ONGOING
-nohup python merge_events_noCLU.py 3 > logs/merge_events_noCLU_3.log & # ONGOING
+# nohup python merge_events_noCLU.py 3 > logs/merge_events_noCLU_3.log & # DONE
 nohup python merge_events_noAGN.py 3 > logs/merge_events_noAGN_3.log & # ONGOING
 
 nohup python merge_events.py 4 4     > logs/merge_events_4_4.log  & # ONGOING
-nohup python merge_events_noCLU.py 4 > logs/merge_events_noCLU_4.log & # ONGOING
+# nohup python merge_events_noCLU.py 4 > logs/merge_events_noCLU_4.log & # DONE
 nohup python merge_events_noAGN.py 4 > logs/merge_events_noAGN_4.log & # ONGOING
 
 nohup python merge_events.py 5 5     > logs/merge_events_5_5.log  & # ONGOING
-nohup python merge_events_noCLU.py 5 > logs/merge_events_noCLU_5.log & # ONGOING
+# nohup python merge_events_noCLU.py 5 > logs/merge_events_noCLU_5.log & # DONE
 nohup python merge_events_noAGN.py 5 > logs/merge_events_noAGN_5.log & # ONGOING
 
 nohup python merge_events.py 6 6     > logs/merge_events_6_6.log  & # ONGOING
-nohup python merge_events_noCLU.py 6 > logs/merge_events_noCLU_6.log & # ONGOING
+# nohup python merge_events_noCLU.py 6 > logs/merge_events_noCLU_6.log & # DONE
 nohup python merge_events_noAGN.py 6 > logs/merge_events_noAGN_6.log & # ONGOING
 
 nohup python merge_events.py 7 7     > logs/merge_events_7_7.log  & # ONGOING
-nohup python merge_events_noCLU.py 7 > logs/merge_events_noCLU_7.log & # ONGOING
+# nohup python merge_events_noCLU.py 7 > logs/merge_events_noCLU_7.log & # DONE
 nohup python merge_events_noAGN.py 7 > logs/merge_events_noAGN_7.log & # ONGOING
 
 nohup python merge_events.py 8 8     > logs/merge_events_8_8.log  & # ONGOING
-nohup python merge_events_noCLU.py 8 > logs/merge_events_noCLU_8.log & # ONGOING
+# nohup python merge_events_noCLU.py 8 > logs/merge_events_noCLU_8.log & # DONE
 nohup python merge_events_noAGN.py 8 > logs/merge_events_noAGN_8.log & # ONGOING