Fix symbol renaming in frame generation for legacy db

aosstower/level_00/parser.py

@@ -219,8 +219,9 @@ def read_frames(source, error_handler=lambda *a: None, tail=False):
 def loggernet_to_tower(rec_dict, symbol_names):
     """Convert loggernet record dictionary to our standard naming"""
     # assume that the next record after the traditional frame is the timestamp
+    old_symbols = ['timestamp'] + ParserV1V2.names
     new_symbols = ['timestamp'] + symbol_names
-    return _make_frame(zip(new_symbols, rec_dict.values()), new_symbols, rename_timestamp=True)
+    return _make_frame(zip(old_symbols, rec_dict.values()), new_symbols, rename_timestamp=True)
 
 
 def ldmp_generator(station_name, tables, symbol_names=ParserV1V2.names):