Can anyone tell me what "List Index Out of Range" means?? Thanks!!import arcpy, traceback from arcpy import env mxd = arcpy.mapping.MapDocument("CURRENT") # Join Fields fc = r'K:\TASS\4_MAPPING_DATA_SUPPORT\Traffic_Mapping\Traffic_Count_Data\2011_Counts\2011_Annual_Stations\Annual_Stations_2011.shp' fc2 = r"K:\TASS\2 - GEO-DATA PROCESSING SUPPORT\MICHELLE'S WORK_ENTER NOT!!\Work Folder\Python Programming\Annual_Stations.shp" inFeatures = "Annual_Stations" Table = "AADT" fields_to_join = ['!F2011_TRAF!', '!FLAG!'] arcpy.AddField_management(fc, 'COUNT', 'TEXT') arcpy.CalculateField_management(fc, 'COUNT', 'str(!F2011_TRAF!) + str(!FLAG!)', 'PYTHON') fields_to_join = ['!CURRENT_YE!', '!T_FLAG!'] arcpy.AddField_management(fc2, 'TRAFFIC', 'TEXT') arcpy.CalculateField_management(fc2, 'TRAFFIC', 'str(!CURRENT_YE!) + str(!T_FLAG!)', 'PYTHON') lstLayers = arcpy.mapping.ListLayers(mxd) flayer = arcpy.mapping.ListLayers(mxd, "AADT")[0] alayer = arcpy.mapping.ListLayers(mxd, "Annual_Stations")[0] # Search Joined FRows = arcpy.SearchCursor(flayer) ARows = arcpy.SearchCursor(alayer) ffields = arcpy.ListFields(flayer, "COUNT", "String") afields = arcpy.ListFields(alayer, "TRAFFIC", "String") FList = [] AList = [] for row in FRows: Fvalue = row.getValue("COUNT") FList.append(str(Fvalue)) for row in ARows: Avalue = row.getValue("TRAFFIC") AList.append(str(Avalue)) matched = set(FList) & set(AList) for x in matched: exp = '"TRAFFIC" = ' + "'" + x + "'" arcpy.SelectLayerByAttribute_management("Annual_Stations", "ADD_TO_SELECTION", exp) arcpy.SelectLayerByAttribute_management("Annual_Stations", "SWITCH_SELECTION")
