Search talk: Object reference not set to an instance of an object

 
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How to release the memory of a variable in Codesys 2.3 CODESYS Forge talk (Thread)
How to release the memory of a variable in Codesys 2.3
Last updated: 2021-06-06

How to slow down the clock of the main execution program? CODESYS Forge talk (Thread)
How to slow down the clock of the main execution program?
Last updated: 2011-07-18

How to turn on a large number of outputs with 1 variable CODESYS Forge talk (Thread)
How to turn on a large number of outputs with 1 variable
Last updated: 2015-09-07

Can I save the current values of all variables to a file? CODESYS Forge talk (Thread)
Can I save the current values of all variables to a file?
Last updated: 2013-01-14

Is there a way to use part of arrays in OSCAT functions? CODESYS Forge talk (Thread)
Is there a way to use part of arrays in OSCAT functions?
Last updated: 2019-02-21

Extract 4 bytes from array of bytes to save in decimal value (int?) CODESYS Forge talk (Thread)
Extract 4 bytes from array of bytes to save in decimal value (int?)
Last updated: 2022-01-11

How to read the status of one Modbus Slave in the codesys program CODESYS Forge talk (Thread)
How to read the status of one Modbus Slave in the codesys program
Last updated: 2021-08-15

Can't figure out how to "save" a value of a variable CODESYS Forge talk (Thread)
Can't figure out how to "save" a value of a variable
Last updated: 2017-02-19

How to read a csv file from local directory of plc CODESYS Forge talk (Thread)
How to read a csv file from local directory of plc
Last updated: 2018-01-31

How to record positions in softmotion's x-y axis by X-Y chart of package CODESYS Forge talk (Thread)
How to record positions in softmotion's x-y axis by X-Y chart of package
Last updated: 2018-11-25

trigger bit to read buffer for Read FB of free serial communication (RS485/RS422/RS232) CODESYS Forge talk (Thread)
trigger bit to read buffer for Read FB of free serial communication (RS485/RS422/RS232)
Last updated: 2023-06-02

Batch login to series of PLC's using cmdfile command line CODESYS Forge talk (Thread)
Batch login to series of PLC's using cmdfile command line
Last updated: 2011-03-16

Is it possible to send SDOs and sync manually independend of the manager status? CODESYS Forge talk (Thread)
Is it possible to send SDOs and sync manually independend of the manager status?
Last updated: 2022-04-01

Retreive Port Number of UDP Client connected to my UDP Server CODESYS Forge talk (Thread)
Retreive Port Number of UDP Client connected to my UDP Server
Last updated: 2020-11-24

[SOLVED] Is it possible to maintain values of pre-existing GVL variables over code releases? CODESYS Forge talk (Thread)
[SOLVED] Is it possible to maintain values of pre-existing GVL variables over code releases?
Last updated: 2020-02-24

I would like to make use of PWM function on my Raspberry pi with CODESYS. CODESYS Forge talk (Thread)
I would like to make use of PWM function on my Raspberry pi with CODESYS.
Last updated: 2020-07-09

Code for reading 4 address to get 1 value of sensor (Ethernet IP) CODESYS Forge talk (Thread)
Code for reading 4 address to get 1 value of sensor (Ethernet IP)
Last updated: 2024-05-06

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Thread)
new version of CODESYS have problem to load GSDML files
Last updated: 2024-05-20

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

Post by simonep on new version of CODESYS have problem to load GSDML files CODESYS Forge talk (Post)
I am trying to load a GSDML file of a PROFINET gateway device
Last updated: 2024-05-20

Using a raspberry pi and NVLs to log variables outside of Codesys CODESYS Forge talk (Thread)
Using a raspberry pi and NVLs to log variables outside of Codesys
Last updated: 2025-11-21

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