TimvH

Create an array of STRING and 1 INT variable, e.g.: asMyString : ARRAY[0..9] OF STRING; iIndex : INT; Then place a "Table" object in the visualization: - link this to the string array variable. - Check the option "Use Template" - Then in the Input Configuration - add the "Write Variable" command Somewhere else add a "Combobox, array" - link this to the same array. - And link the index to the INT variable. In the Combobox, you can then select one of the strings from the array. The index variable will...

Are you sure you need to read holding registers? Have you tried reading input registers?

Instead of using scaling of 150%, can't you adjust your diplay resolution (Windows+i keys, then go to System > Display settings)?

It is most likely related to the existing alarm log files in the Control Win. Depending on how you start up the Control Win, you can find the files in: C:\Users\<user name="">\AppData\Roaming\CODESYS\CODESYSControlWinV3x64\<unique id="">\PlcLogic\alarms\ Or C:\Windows\System32\config\systemprofile\AppData\Roaming\CODESYS\CODESYSControlWinV3x64\<unique id="">\PlcLogic\alarms\</unique></unique></user> Delete the files in this folder, download your project again and start the application. PS, if you...

This depends on what you want to achieve with installing the latest version and how you manage your projects and repositories. Maybe you also want to update your device (right click on it to update) or maybe your device is depending on certain versions of libraries (go to the library manager in your project and download the missing libraries). An option is also to first create a projectarchive of the current project you have before you install a new version of CODESYS. Then you can open this projectarchive...

Open the CODESYS Installer. Create an export file from your current PC from your current version. Then on the other PC Open the installer and install a new version based on the same essentials version, but additionally select the export file which you have created on the first PC. Or just install (import) it within the already existing version. For the installer, you can install it from: https://store.codesys.com/en/codesys-installer.html For help see: https://content.helpme-codesys.com/en/CODESYS%20Installer/_inst_install_setups_and_addons.html...

Maybe check: - The library manager, are you maybe missing some libraries - Tools - CODESYS installer: update the CODESYS Visualization and Visualization support - Project - Project environment: maybe you need to update the visualization profile

Maybe it is better to use Interfaces to access the objects instead of pointers. But besides that, is "read_obj_ptr" a method? If yes, you need to call it, so add brackets behind the method call: read_obj_ptr();