diff --git a/src/seismic_hazard_forecasting.py b/src/seismic_hazard_forecasting.py
index 36609bc..35d2bf5 100644
--- a/src/seismic_hazard_forecasting.py
+++ b/src/seismic_hazard_forecasting.py
@@ -174,30 +174,30 @@ def compute_IMT_exceedance(rx_lat, rx_lon, r, fr, p, lambdas, D, percentages_D,
 
     if np.sign(lower_bound_value) == np.sign(upper_bound_value):
         msg = "Function values at the interval endpoints must differ in sign for fsolve to work. Expand the interval or use a different model."
-        #logger.error(msg)
+        logger.error(msg)
         gm_est = np.nan
         return gm_est
         # raise ValueError(msg)
     
-    return None
+
 
     # Find root of function
     start = timer()       
         
     try: 
         method='brenth'
-        #logger.debug("Now trying Scipy " + method)
-        output = root_scalar(exceedance_root_function, bracket=[IMT_min, IMT_max], rtol=rtol, method=method)
-        gm_est = output.root
-        
+        logger.debug("Now trying Scipy " + method)
+        #output = root_scalar(exceedance_root_function, bracket=[IMT_min, IMT_max], rtol=rtol, method=method)
+        #gm_est = output.root
+        gm_est = np.nan
     except Exception as error:
-        #logger.error(f"An exception occurred: {error}")
-        #logger.info("Set ground motion value to nan")
+        logger.error(f"An exception occurred: {error}")
+        logger.info("Set ground motion value to nan")
         gm_est = np.nan
         
     end = timer()
-    #logger.info(f"Ground motion estimation computation time: {round(end - start,1)} seconds")
-    #logger.info(f"Estimated {imt}: {gm_est}")  
+    logger.info(f"Ground motion estimation computation time: {round(end - start,1)} seconds")
+    logger.info(f"Estimated {imt}: {gm_est}")  
     
     return gm_est