diff --git a/csst_mci_sim/csst_mci_sim.py b/csst_mci_sim/csst_mci_sim.py
index 0cfa5e0f6c96480a088fe756cb93d9869c73d668..9ca2d6c5191ecedc8240d315750bc9225ba85707 100644
--- a/csst_mci_sim/csst_mci_sim.py
+++ b/csst_mci_sim/csst_mci_sim.py
@@ -2031,7 +2031,7 @@ class MCIsimulator():
         st_magz=[]
         
 
-        self.log.info('load star catlog 777777777')
+        
         ####################   generate star image  ##########
         
         if self.debug: 
@@ -2047,7 +2047,10 @@ class MCIsimulator():
             Nstar=nstar-8
            
             
-        for j in tqdm(range(Nstar)): ###   nsrcs length       
+        for j in tqdm(range(Nstar)): ###   nsrcs length  
+        
+        
+            self.log.info('begin iteration........')
             
             if j<nsrcs-8:
                 starRa  = 3600.0*( newRa[j]   )  # ra of star,  arcsecond
@@ -2140,13 +2143,19 @@ class MCIsimulator():
                 wave = np.linspace(2500, 11000, 8501)
                 # Input redshift
                 redshift = 0
+                
+                self.log.info('load star catlog 777777777')                
                 # Loading galaxy SED template
-                t=sed.Gal_Temp()
+                t=sed.Gal_Temp(self.information['dir_path'])
                 # Calculating the magnitude (u, g, r, i, z) of each template
                 t.toMag(redshift=redshift)
                 # Calculating flux
                 ugriz = np.array([umag, gmag, rmag, imag, zmag])
-                star_flux = sed.Model_Galaxy_SED(wave, ugriz, redshift, t)   
+                star_flux = sed.Model_Galaxy_SED(wave, ugriz, redshift, t)  
+                self.log.info('load star catlog 888888888888')
+                
+                
+                
             else:
 
                 
@@ -2158,19 +2167,22 @@ class MCIsimulator():
                 
                 wave = np.linspace(2500, 11000, 8501)
                 # Input redshift
-                redshift = 0
+                redshift = 0              
+                
                 # Loading galaxy SED template
-                t=sed.Gal_Temp()
+                t=sed.Gal_Temp(self.information['dir_path'])
                 # Calculating the magnitude (u, g, r, i, z) of each template
                 t.toMag(redshift=redshift)
                 # Calculating flux
                 ugriz = np.array([umag, gmag, rmag, imag, zmag])
                 star_flux = sed.Model_Galaxy_SED(wave, ugriz, redshift, t)            
             #########################################
-            
+            self.log.info('load star catlog 99999999')
             ##cal_SED_photons(self, flux_arr):
             intscales,PSF_eff_weight=self.cal_SED_photons(star_flux) 
             
+            self.information['dir_path 99999999999999']
+            
             gx=dict()
             gy=dict()
             
diff --git a/csst_mci_sim/support/sed.py b/csst_mci_sim/support/sed.py
index a6bfc57e0802cbc8004f9a0951dc070d95fab407..7146729f87b0ea439445556917d2982704e0b284 100755
--- a/csst_mci_sim/support/sed.py
+++ b/csst_mci_sim/support/sed.py
@@ -56,7 +56,7 @@ def reddening(wave, flux, ebv = 0.0, law = 'calzetti', Rv = 4.05):
         fluxNew = flux / (10. ** (0.4 * ebv * curve))
     return fluxNew
 
-def flux_to_mag(wave, flux, band='GAIA_bp'):
+def flux_to_mag(wave, flux, path, band='GAIA_bp'):
     """Convert flux of given spectra to magnitude
 
     Args:
@@ -68,11 +68,11 @@ def flux_to_mag(wave, flux, band='GAIA_bp'):
         float: value of magnitude
     """
     # /home/yan/MCI_sim/MCI_input/SED_Code/data
-    import os
+    ##import os
     
-    parent = os.path.dirname(os.path.realpath(__file__))
+    ###parent = os.path.dirname(os.path.realpath(__file__))
         
-    band = ascii.read(parent+'/seddata/' + band + '.dat')
+    band = ascii.read(path+'MCI_inputData/SED_Code/seddata/' + band + '.dat')
     wave0= band['col1']
     curv0= band['col2']
     
@@ -120,12 +120,13 @@ class Gal_Temp():
     Template of Galaxy SED
     """
     
-    def __init__(self):
-        import os
+    def __init__(self,path):
         
-        parent = os.path.dirname(os.path.realpath(__file__))
+        ###import os
         
-        hdulist = fits.open(parent+'/seddata/galaxy_temp.fits')
+        ###parent = os.path.dirname(os.path.realpath(__file__))
+        
+        hdulist = fits.open(path+'MCI_inputData/SED_Code/seddata/galaxy_temp.fits')
         self.wave = hdulist[1].data['wave']
         self.flux = hdulist[2].data
         self.age_grid = hdulist[3].data['logAge']
@@ -149,14 +150,14 @@ class Star_Temp():
     Template of Stellar SED
     """
     
-    def __init__(self):
+    def __init__(self,path):
         
-        import os
+        ##import os
         
-        parent = os.path.dirname(os.path.realpath(__file__))
+        ####parent = os.path.dirname(os.path.realpath(__file__))
         ###print("获取其父目录——" + parent)  # 从当前文件路径中获取目录
         
-        hdulist = fits.open(parent+'/seddata/stellar_temp.fits')
+        hdulist = fits.open(path+'MCI_inputData/SED_Code/seddata/stellar_temp.fits')
         self.wave = hdulist[1].data['wave']
         self.flux = hdulist[2].data
         self.Teff_grid = hdulist[3].data['Teff']