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Description

Questions and comments about DLMSDirector.

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By Prince-2028 , 11 September, 2026

Topic: Insufficient Memory Error When Reading Class 7 Profile Generic Objects

Forums
DLMSDirector

Hi,
I am working with a DLMS meter that has 16 Class 7 (Profile Generic) OBIS objects.
I am able to read 12 out of the 16 Profile Generic objects successfully. However, when I try to read the remaining Profile Generic objects, I get the following error:
"Insufficient memory to continue the execution of the program."
The same meter and the same Profile Generic objects work correctly in the TALTECH/Renesas GUI, where I can read the data without any error.

By andre538 , 1 September, 2026

Reading PushSetupObject attr 10 error

Forums
DLMSDirector

Hello Mikko,

DLMS Director gives me an error message (something like Can't convert GXEnum to GXStructure) while reading Push Setup object.
I've made a little investigation.

By andre538 , 13 August, 2026

negative indexing for custom method/attribute

Forums
DLMSDirector

Hello Mikko,

As written in Green Book:

"NOTE As specified in DLMS UA 1000-1 Ed. 13:2019, 4.1.2, manufacturers may add proprietary methods and/or attributes to any object, using negative numbers."

There is a lot of index positivity checks (for methods and attributes ) in GXDLMSClient.cs, so as far as I see proprietary methods or attributes will be blocked. Any way to change this behaviour?

Best regards, Andre

By andre538 , 12 August, 2026

System title

Forums
DLMSDirector

Hello Mikko,

I'd like to ask you about System title field structure.

As I know, Server system title is 8 bytes long, first 3 bytes is manufacturer code and 5 more are meter serial.

I never thought that System title must obey some rules too except 8 bytes long,
so I named it in my case as 'homepc08'

Recently I've noticed that DLMS Director in Translator dialog is trying to decode this field as

By MrTABAK , 2 August, 2026

T_APPL_DATA_LN_N1 subtest 3 fails on an LN-only server regardless of the response to a non-existing-object GET

Forums
DLMSDirector

I'm testing an embedded LN-only DLMS/COSEM server with the GXDLMSDirector Application Conformance Test. 13 of 14 tests pass; the only failing one is T_APPL_DATA_LN_N1, and it always fails on subtest 3 ("Read non-existing object").

The tool sends a GET for a non-existing object (class 15 / Association LN,
OBIS FF FF FF FF FF FF, attribute 1):

C0 01 C1 00 0F FF FF FF FF FF FF 01 00

The overall result is always:

T_APPL_DATA_LN_N1 subtest 3 succeeded when Short Name referencing is used.
T_APPL_DATA_LN_N1 failed.

By Doug , 2 May, 2026

Australian EDMI Mk10D (Essential Energy area)

Forums
DLMSDirector

Hi,
currently waiting for my Optical Probe, but I need to read the data from my 3 phase meter & was wondering if anyone had any success?
Comment: In NSW, the meters are not open it seems. Other parts of Australia have open access, but some areas have no open access. In 2028 it is legislated that meters will have open access available, but existing meters may remain restricted.
By searching the net, I think the meter serial number is used as part of the access.

By andre538 , 29 April, 2026

Strange mix of data notificiation vs get response

Forums
DLMSDirector

Hello Mikko,

Here is some strange case description:

- "Start receiving notifications" in Director enabled
- Push messages in meter enabled, so meter is constantly (10 retries) send same push message/data notification to the Director host via tcp/ip
-At the same time user trying to read simple data obis using the same Director instance

Result:

By trgv , 23 April, 2026

IndexOutOfRangeException on Version-Dependent DLMS Objects

Forums
DLMSDirector

# Bug Name
**IndexOutOfRangeException when selecting version-dependent DLMS objects with unsupported attributes**

# Bug Description

## Summary
An `IndexOutOfRangeException` is thrown when selecting or reading certain DLMS objects (specifically `GXDLMSPushSetup`) that have version-dependent attribute counts, but whose UI views only implement controls for a subset of those attributes.

By andre538 , 22 April, 2026

FRMR information field translation

Forums
DLMSDirector

Hello Mikko,

Here is a sample of FRMR with information field included

7E A0 0D 61 02 23 97 B3 D2 54 08 24 13 86 7E

<HDLC len="C" >
<TargetAddress Value="30" />
<!-- Logical address:1, Physical address:17 -->
<SourceAddress Value="91" />
<!-- S frame. -->
<FrameType Value="97" />
<PDU>
<Data="540824" />
</PDU>
</HDLC>

By TRƯỜNG , 22 April, 2026

Connect to EDMI metter

Forums
DLMSDirector

How can I connect my EDMI metter using serial port?

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