Please find below the most frequently asked questions.
When starting the LV Strength calculation program, the installer of a third party program (e.g. Autocad) is called up and the LV program does not run.
To solve this problem, repair your installation of this third party program (e.g. Autocad).
Material server does not provide any data. Search field is red.
To solve this problem, delete the lvw.config file in the user directory. More
Then restart the program
AVIRA antivirus program message: Virus or undesired program in file PipeDXF2.exe ('TR/Dropper.Gen5).
This is a false positive in Avira's heuristics. The file PipeDXF2.exe is required by the LV program PIPE II. More
You may enter the file as an exception in the settings of AVIRA. Enter the file PipeDXF2.exe at 'System Scan -> Search -> Exception' and at 'Realtime scan -> Search -> Exception'. The file 'PipeDXF2.exe' was rated as 'FALSE POSITIVE'. This means the file is not dangerous, This is a simple false alarm of AVIRA.
The error in the heuristics is fixed in the virus definition file (VDF) 18.104.22.168.
Error message: 'Unexpected error; quitting.' under Vista / Windows 7 / Windows 8.
Vista: Before the first program start you need to deactivate the 'User Account Control' even if the user is logged on as 'administrator'. More
After the first start, you can reactivate the 'User Account Control'. START -> Settings -> Control Panel -> User Accounts.
Windows 7 and Windows 8: Run the program by right-click on the program icon 'Run as administrator'
I have just installed Windows 7 / Vista 64-bit. Now the program does not run anymore.
For Windows 7 / Vista 64-bit you will need a new unlock key, which we will send to you for free within a service contract.
How can I check if I am using a 32-bit or 64-bit operating system?.
START -> Settings -> Control Panel -> System -> System type. For Vista 64-bit you will need a new unlock key, which we will send to you for free within a service contract.
After having updated the LV program I cannot enter any values anymore. The values are deleted directly after I have entered them.
Register the following files manually: LVLib.dll and LVMaske8.ocx. More
Open a DOS box and switch to the system directory C:\windows\system32. Register both files by entering 'Regsvr32 LVLib.dll' and 'Regsvr32 LVMaske8.ocx'. IMPORTANT: You need administration rights! Windows 7 64bit: Create a shortcut on your desktop with C:\Windows\SysWOW64\cmd.exe. Right click the shortcut and select properties. Press the 'advanced' button and select 'Run as administrator'. Start the shortcut with a double click and register the two files manually in the DOS box as described above.
Help files are not displayed under Vista!
If you want to use the help files by pressing F1 in the program, you will need a patch from Microsoft, which we are not allowed to provide on CD. More
You may download this patch from Microsoft directly.
The program WinHlp32.exe is required to display 32-bit help files with the file extension .hlp. To be able to display HLP files under Vista you need to install this program. http://go.microsoft.com/fwlink/?LinkID=82148
I think I have installed everything properly but the program does not run. What is the problem?
What is your operating system? If you are installing under Windows 2000 / XP or Vista you need to have administration rights. More
Ask your system administrator and reinstall the program with administration rights.
I'm not able to download your software! Download is cancelled shortly after beginning!
Probably there is a firewall installed on your system preventing downloading of exe files. More
A firewall is software which protects your computer from illegal access via internet. Adjust the settings of your firewall, ask your system administrator! Internet Explorer 9 Users: Check as well the settings of SmartScreen-Filter to allow download of exe files.
I've downloaded and installed the basic package. The problem is that only the deinstaller has been installed on my system.
You have to install one of our program packages as well. Choose the desired program package from the fields process engineering, pressure vessel design or heat exchangers. You will find the packages under 'Software - Download'.
I have updated my program and now I'm not able to overwrite calculated values anymore.
If you install an LV program (Stress, Heat, etc.) on a computer for the first time, the expert mode is deactivated by default and therefore calculated values cannot be overwritten. More
If you want to overwrite calculated values do the following:
right-click on a white area. In the pop-up menu choose mask settings. In the next dialog select the tab 'calculation'. Check the boxes 'Expert mode' and 'Overwriting of calculated values'.
alternatively: After 7 program starts you are asked if you want to activate this option. Simply confirm with 'yes' and you will be able to overwrite calculated values!