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By Karl , 23 June, 2025

EMH problem when upgrading Gurux.DLMS from 9.0.2411.2201 to 9.0.2506.1801

Forums
Gurux.DLMS

Hi!

When reading association view with GuruX.DLMS version 9.0.2411.2201, the list of attributes and methods where empty like this (for the clock object, but it applies to other objects as well):

<GXDLMSObject xsi:type="GXDLMSClock">
<Version>0</Version>
<ShortName>20224</ShortName>
<LogicalName>0.0.1.0.0.255</LogicalName>
<Description>Ch. 0 Clock object #1</Description>
<Attributes />
<Methods />
</GXDLMSObject>

By Administrator , 23 June, 2025

Gurux.DLMS.Net 9.0.2506.2301

The following important issues are resolved in this version:
Data protection protection_object_list write issue fixed.

By Administrator , 23 June, 2025

Data protection protection_object_list write issue fixed.

Project
Gurux.DLMS.Net
Status
Closed (fixed)
Priority
Normal
Category
Bug report
By aoudumbarpawar , 22 June, 2025

object list not get downloaded for firmware upgrade association

Forums
DLMSDirector

Dear kurumi,

Hope you are doing well.

Excited to become on forum after long time it's around 2.5 years.

I am developing indian standard and for that i have implemented firmware upgrade association but gurux gives error on object list downlow.

Error : Index was out of range. Must be non-negative and less than the size of the collection. Parameter Name: Index

By John Honay , 20 June, 2025

HLS GMAC L+G 570

Forums
DLMSDirector

Hi

I need to test HLS GMAC authentication for the Landis+Gyr E570 meter model (Client ID: 1). However, High GMAC authentication is not available for the E570 model in Gurux Director.

By smartsoftware , 19 June, 2025

Unable to read parameter values from Landis+Gyr E550 meter using GXDLMSDirector - NoAccess status

Forums
DLMSDirector

Hi everyone,

I'm using GXDLMSDirector to connect to a Landis+Gyr E550 meter. The connection is established successfully, and I can read the basic DLMS/OBIS object structure.

However, I'm facing an issue when trying to read the actual parameter values - most attributes return a NoAccess status. As a result, I can't retrieve the data.

I've attempted to switch the authentication level to Low and High, using the commonly known passwords 00000000 and 12345678, but access to these attributes remains blocked.

By Dmitry , 19 June, 2025

data.SetComplete(false); But all data recieved

Forums
Gurux.DLMS

Hi, Mikko!
Sometimes i get DLMS_ERROR_CODE_FALSE on call
int CGXDLMSClient::GetData(CGXByteBuffer& reply, CGXReplyData& data, CGXReplyData& notify)

I found it int CGXDLMS::GetHdlcData(
bool server,
CGXDLMSSettings& settings,
CGXByteBuffer& reply,
CGXReplyData& data,
unsigned char& frame,
CGXReplyData* notify)

By Administrator , 19 June, 2025

Gurux.DLMS.Python 1.0.185

The following important issues are resolved in this version:

Client is not send the system title when Sha256 is used.

By Administrator , 19 June, 2025

The client does not send the system title when SHA-256 is used.

Project
Gurux.DLMS.Python
Status
Closed (fixed)
Priority
Normal
Category
Bug report
By Alex S , 18 June, 2025

Crash (endless loop)

Forums
Gurux.DLMS

Hi Mikko!

Please help me with the following question.

I am using the standard example from the Gurux.DLMS.Client.Example.python library.

To simplify the example, I added only the reading of the serial number of the meter. And everything works fine.

Next, I enclose the code in the endless loop, so that after each successful connection and reading of the serial number, the script does not terminate, but prompts the user to press the ENTER button to repeat the operation.

And in this case, everything goes well too.

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Latest Releases

  • Tue, 10/13/2026 - 12:00
    gurux.dlms.java 4.0.97
  • Tue, 09/22/2026 - 14:02
    Gurux.DLMS.Net 9.0.2609.2201
  • Mon, 09/21/2026 - 10:18
    Gurux.DLMS.Net 9.0.2609.2101
  • Wed, 08/26/2026 - 09:04
    Gurux.DLMS.Python 1.0.203
  • Mon, 08/17/2026 - 11:28
    Gurux.DLMS.Python 1.0.202

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