diff --git a/csst_mci_sim/csst_mci_sim.py b/csst_mci_sim/csst_mci_sim.py
index 85b64913a127a34bce4d6cb6732c341b122602e0..63bcbf1e455f1cfc81bd9baf91a44a69dc86179b 100644
--- a/csst_mci_sim/csst_mci_sim.py
+++ b/csst_mci_sim/csst_mci_sim.py
@@ -2349,16 +2349,14 @@ class MCIsimulator():
 
             self.log.info('galaxy_Input image path is: %s' % (filename))
 
-            if not os.path.exists(filename):
-                print('finish load all the input galaxy image fits files')
-                #
-                self.log.error(
-                    'Error, when load input galaxy image fits files')
-                raise ValueError(
-                    'Error, when load input galaxy image fits files')
-                #
-                break
-
+            # if not os.path.exists(filename):
+            #     print('finish load all the input galaxy image fits files')
+            #     #
+            #     self.log.error(
+            #         'Error, when load input galaxy image fits files')
+            #     raise ValueError(
+            #         'Error, when load input galaxy image fits files')
+            #     #
             srcs_cat = fits.open(filename)
             #
             # ### load galaxy SED fitsfile  ###
@@ -2374,6 +2372,7 @@ class MCIsimulator():
                 filename = self.information['dir_path'] + \
                     'MCI_inputData/galaxy_Input/noLens_SED_IMG_0.025_230626/Lens_img_cut_SED_' + \
                     str(k2+1)+'.fits'
+            #
             srcs_sed = fits.open(filename)
 
             self.log.info('galaxy_Input SED path is: %s' % (filename))