[IDV #ZEN-549624]: grib2

> Full Name: Miloslav Rohacek
> Email Address: address@hidden
> Organization: AMS-Amateur Stormchasing Society-Czech Republic
> Package Version: 5.6 build date:2019-05-23 20:13 UTC
> Operating System: Windows 8.1
> Hardware: Java: home: C:\Program Files\IDV_5.6\jre version: 1.8.0_51 
> j3d:1.6.0-pre12-daily-experimental daily
> Description of problem: There was an error loading the data:
> Error creating data source:file.grid with: 
> https://opendata.dwd.de/weather/nwp/cosmo-d2/grib/06/cape_ml/cosmo-d2_germany_regular-lat-lon_single-level_2019081506_000_CAPE_ML.grib2.bz2
> Grid data source failed making data set: 
> https://opendata.dwd.de/weather/nwp/cosmo-d2/grib/06/cape_ml/cosmo-d2_germany_regular-lat-lon_single-level_2019081506_000_CAPE_ML.grib2.bz2
> Cant read 
> https://opendata.dwd.de/weather/nwp/cosmo-d2/grib/06/cape_ml/cosmo-d2_germany_regular-lat-lon_single-level_2019081506_000_CAPE_ML.grib2.bz2:
>  not a valid CDM file.
> 
> ----
> Hi
> This is Mila from CZ, I still have difficulty with loading DWD-German 
> grib2.bz2 files please can you help me with opening these files? I still must 
> making a mistake somewhere...Thank you!
> 
> 
> ******************
> Stack trace:
> java.io.IOException: Cant read 
> https://opendata.dwd.de/weather/nwp/cosmo-d2/grib/06/cape_ml/cosmo-d2_germany_regular-lat-lon_single-level_2019081506_000_CAPE_ML.grib2.bz2:
>  not a valid CDM file.
 
Hi Miloslav,

I think the problem is bz2, if you download the file and the IDV has no problem 
to load and display the dataset.
 In general, grib2 has its own compression method internally, doing bz2 again 
is not a good idea in my opinion.

Yuan 

Ticket Details
===================
Ticket ID: ZEN-549624
Department: Support IDV
Priority: Normal
Status: Closed
===================
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