I wish to read in the data from a value archive (the VAnnn files) and export it into another files in my own format. I would like to perform this in control scripting. I have searched the help files, but there seems to be no specific functions to access compressed archive files. I have seen that the...

I am wanting to perform an action (remove archive backup files) when disk space gets below a certain limit. I have discovered a DiskSpaceCheck datatype in the dp. I have looked into this and fond that if I populate the .Device entry, the system will update entries regarding disk parameters (free spa...

I have an issue where by when the disk becomes full, the archive does not overwrite / remove the older backup files as it should do. I am running V3.16 patch 23. The backup tab is of the archive setup is configured as follows: Archive file change: 4x daily Compression: Level 1 & 2 selected Stora...

OA V3.16 patch 23. I have a panel push button script that has the following line. int i = getDomainOSUser(username, fullname, description, groups, domain, password); The parameter strings are defined in the script and are uninitialized. This function call does return the username of the logged in us...

I would like to have a button perform different actions depending on if the application is running on the host machine or being run over the webserver interface. Is that possible? I have looked through the help and cannot find anything. Is there a call I can make to detect if the panel is being acce...

Ok I have fixed the boot up by starting the UI from the windows task scheduler as per dbindernagel instructions. The next problem is how to shutdown cleanly from a button on the HMI. After much experimentation, I have ascertained the following. When the pmon process (wincc oa as a service) is termin...

I have configured OA to run as a service as per the official documentation. The UI is then started from the windows task scheduler (...WCCOAui.exe -proj Project_Name -num 2 -p vision/startup.pnl -iconBar -menuBar -touch). What I would like to achieve is to display a boot up screen saver, that displa...

I am trying to get OA UI to start automatically when logging into the PC. I am using V3.16 patch 16. I have followed the help regarding getting OA to run as a service. However, despite following the help to the letter and repeating the exercise many times, I cannot get it to work. The process monito...

Thank you, Leopold that works great. I am a happy programmer now.

Following on from this. I would like to have the option of selecting a username for login from a list of known users. I can easily do this by putting a combo box on the login panel and populating it from the _Users.UserName dp entry. However the issue are:- 1) Getting the username for the rest of th...