Skip to main content
Home
for DLMS smart meters
Open source solutions for DLMS smart metering

Main navigation

  • Home
  • Products
  • About us
  • Open Source
  • Community
  • Forum
  • Downloads
User account menu
  • Log in

Breadcrumb

  1. Home
  2. Forums
  3. GXDLMSDirector CTT Issue

GXDLMSDirector CTT issue

Forum Rules

Before commenting read Forum rules

Don't comment the topic if you have a new question.

You can create a new topic selecting correct category from Gurux Forum and then create a new topic selecting "New Topic" from the top left.

By rajacms , 26 February, 2021
Forums
General discussion

Dear Mikko,
GXDLMSDirector issue for CTT testing - please check it
it is showing - Object reference not set to an instance of an object.

10:47:11 Send SNRM request.
TX: 7E A0 07 03 21 93 0F 01 7E
10:47:11
RX: 7E A0 1E 21 03 73 C3 7A 81 80 12 05 01 80 06 01 80 07 04 00 00 00 01 08 04 00 00 00 01 53 3B 7E
10:47:11
Object reference not set to an instance of an object.
10:47:11 Disconnect request
TX: 7E A0 07 03 21 53 03 C7 7E
10:47:11
RX: 7E A0 1E 21 03 73 C3 7A 81 80 12 05 01 80 06 01 80 07 04 00 00 00 01 08 04 00 00 00 01 53 3B 7E

Profile picture for user Kurumi

Kurumi

5 years 3 months ago

Hi,

Hi,

What test is causing this?

BR,
Mikko

rajacms

5 years 3 months ago

Dear Mikko,

Dear Mikko,

when i start running GXDLMSDirector->CTT it will coming like that. previous version not given this issue

Starting to execute test for PC.
Object reference not set to an instance of an object.System.NullReferenceException: Object reference not set to an instance of an object.
at GXDLMSDirector.GXDLMSCommunicator.InitializeConnection(Boolean force)
at GXDLMSDirector.GXConformanceTests.ReadXmlMeter(Object data)

Profile picture for user Kurumi

Kurumi

5 years 3 months ago

Hi,

Hi,

I can repeat the issue. I created an issue from this.
https://www.gurux.fi/node/17980

This is fixed ASAP.

BR,
Mikko

Profile picture for user Kurumi

Kurumi

5 years 3 months ago

Hi,

Hi,

This is fixed and a new version is released.

BR,
Mikko

  • Create new account
  • Reset your password

Hire Us!

Latest Releases

  • Tue, 06/09/2026 - 11:16
    gurux.dlms.java 4.0.95
  • Tue, 06/09/2026 - 10:03
    Gurux.DLMS.Python 1.0.199
  • Mon, 06/08/2026 - 13:39
    gurux.dlms.cpp 9.0.2606.0801
  • Mon, 06/01/2026 - 10:15
    gurux.dlms.cpp 9.0.2606.0101
  • Thu, 05/28/2026 - 16:06
    gurux.dlms.java 4.0.94

New forum topics

  • Error reading L&G Meter
  • Pass a TCP Client to GXNet
  • Australian EDMI Mk10D (Essential Energy area)
  • Strange mix of data notificiation vs get response
  • DLMS Connection
More

Who's new

  • Tuanhgg
  • Adel
  • charnon
  • Paddles
  • Miguel Ángel
RSS feed
Privacy FAQ GXDN Issues Contact
Follow Gurux on Twitter Follow Gurux on Linkedin