diff --git a/modules/aeolus/aeolus_amv.py b/modules/aeolus/aeolus_amv.py
index c235af0b4687ff7ee50e7319e69114126427d080..7d419e3f55e0f9f32ef466a5fc598c82ee8a584e 100644
--- a/modules/aeolus/aeolus_amv.py
+++ b/modules/aeolus/aeolus_amv.py
@@ -36,11 +36,11 @@ class AMVFiles:
             dto_end = dto + datetime.timedelta(minutes=file_time_span)
             ftimes.append((dto_start.timestamp(), dto_end.timestamp()))
 
-    def get_datetime(self):
-        pass
+    def get_datetime(self, pathname):
+        return None
 
     def get_navigation(self):
-        pass
+        return None
 
     def get_file_containing_time(self, timestamp):
         k = -1
@@ -59,7 +59,7 @@ class AMVFiles:
 
 class Framework(AMVFiles):
     def __init__(self, files_path, file_time_span, band='14'):
-        super().__init__(files_path, file_time_span, '*WINDS_AMV_EN-' + band + '*.nc', band)
+        super().__init__(files_path, file_time_span, '*WINDS_AMV_EN-'+band+'*.nc', band)
 
     def get_navigation(self):
         GEOSNavigation(sub_lon=-75.0)
@@ -94,7 +94,7 @@ class OPS(AMVFiles):
 
 class CarrStereo(AMVFiles):
     def __init__(self, files_path, file_time_span, band='14'):
-        super().__init__(files_path, file_time_span, '*WINDS_AMV_EN-' + band + '*.nc', band)
+        super().__init__(files_path, file_time_span, 'tdw_qc_GOES*'+'ch_'+band+'.nc', band)
 
     def get_navigation(self):
         return GEOSNavigation(sub_lon=-137.0)