Encounter with this issue , may i know how to proceed ? Thanks.
20170412 23:42:44 ERROR:: ZipDataCacheProvider.Fetch(): Inner try/catch Ionic.Zip.ZipException: Cannot read that as a ZipFile ---> Ionic.Zip.BadReadException: Bad signature (0x6D783F3C) at position 0x00000000
at Ionic.Zip.ZipEntry.ReadHeader(ZipEntry ze, Encoding defaultEncoding)
at Ionic.Zip.ZipEntry.ReadEntry(ZipContainer zc, Boolean first)
at Ionic.Zip.ZipFile.ReadIntoInstance_Orig(ZipFile zf)
at Ionic.Zip.ZipFile.ReadIntoInstance(ZipFile zf)
--- End of inner exception stack trace ---
at Ionic.Zip.ZipFile.ReadIntoInstance(ZipFile zf)
at Ionic.Zip.ZipFile.Read(Stream zipStream, TextWriter statusMessageWriter, Encoding encoding, EventHandler`1 readProgress)
at QuantConnect.Lean.Engine.DataFeeds.ZipDataCacheProvider.<>c__DisplayClass5_0.<Fetch>b__0(String x) in D:\Lean-master\Engine\DataFeeds\ZipDataCacheProvider.cs:line 80
at QuantConnect.Extensions.<>c__DisplayClass7_0`2.<AddOrUpdate>b__0() in D:\Lean-master\Common\Extensions.cs:line 150
at System.Lazy`1.CreateValue()
at System.Lazy`1.LazyInitValue()
at QuantConnect.Extensions.AddOrUpdate[TKey,TValue](ConcurrentDictionary`2 dictionary, TKey key, Func`2 addValueFactory, Func`3 updateValueFactory) in D:\Lean-master\Common\Extensions.cs:line 151
at QuantConnect.Lean.Engine.DataFeeds.ZipDataCacheProvider.Fetch(String key) in D:\Lean-master\Engine\DataFeeds\ZipDataCacheProvider.cs:line 77
20170412 23:42:44 ERROR:: ZipDataCacheProvider.Fetch(): Inner try/catch Ionic.Zip.ZipException: Cannot read that as a ZipFile ---> Ionic.Zip.BadReadException: Bad signature (0x6D783F3C) at position 0x00000000
at Ionic.Zip.ZipEntry.ReadHeader(ZipEntry ze, Encoding defaultEncoding)
at Ionic.Zip.ZipEntry.ReadEntry(ZipContainer zc, Boolean first)
at Ionic.Zip.ZipFile.ReadIntoInstance_Orig(ZipFile zf)
at Ionic.Zip.ZipFile.ReadIntoInstance(ZipFile zf)
--- End of inner exception stack trace ---
at Ionic.Zip.ZipFile.ReadIntoInstance(ZipFile zf)
at Ionic.Zip.ZipFile.Read(Stream zipStream, TextWriter statusMessageWriter, Encoding encoding, EventHandler`1 readProgress)
at QuantConnect.Lean.Engine.DataFeeds.ZipDataCacheProvider.<>c__DisplayClass5_0.<Fetch>b__0(String x) in D:\Lean-master\Engine\DataFeeds\ZipDataCacheProvider.cs:line 8
0
at QuantConnect.Extensions.<>c__DisplayClass7_0`2.<AddOrUpdate>b__0() in D:\Lean-master\Common\Extensions.cs:line 150
at System.Lazy`1.CreateValue()
at System.Lazy`1.LazyInitValue()
at QuantConnect.Extensions.AddOrUpdate[TKey,TValue](ConcurrentDictionary`2 dictionary, TKey key, Func`2 addValueFactory, Func`3 updateValueFactory) in D:\Lean-master\Common\Extensions.cs:line 151
at QuantConnect.Lean.Engine.DataFeeds.ZipDataCacheProvider.Fetch(String key) in D:\Lean-master\Engine\DataFeeds\ZipDataCacheProvider.cs:line 77