Hello is there a data or memory limit in research environment? It looks like I can't get more than some amount of data in a history request.

tickers = ['MMM','ABT','ABBV','ABMD','ACN','ATVI','ADBE','AMD','AAP','AES','AET','AMG','AFL','A','APD','AKAM','ALK','ALB','ARE','ALXN','ALGN','ALLE','AGN','ADS','LNT','ALL','GOOGL','GOOG','MO','AMZN','AEE','AAL','AEP','AXP','AIG','AMT','AWK','AMP','ABC','AME','AMGN','APH','APC','ADI','ANSS','ANTM','AON','AOS','APA','AIV','AAPL','AMAT','APTV','ADM','ARNC','ANET'] [qb.AddEquity(ticker) for ticker in tickers]; start_date = datetime(2006,5,11) end_date = datetime(2012,4,24) df_hist = qb.History(qb.Securities.Keys, start_date, end_date, Resolution.Daily)

 

https://i.imgur.com/f8Itc78.png