FAQ (36)

What is the oCam portable version, and is it okay to install it?

The oCam portable version is not an officially supported or distributed file by Ohsoft.
Therefore, using such a portable version is absolutely not recommended.


Currently, files distributed on the internet with names like โ€œoCam v[version]_Portable.7zโ€ exist on torrent sites and other unofficial routes.
Our investigation confirmed that these files are illegal modified versions made by Russian crackers.
Osoft (the developer) provides no warranty for portable versions.

In addition, because this portable version is made by Russian crackers, the security risk is very high.
For example, there is a high possibility that it contains threats such as ransomware, malware, or viruses.
Installing these files can lead to serious issues such as personal information leakage or system damage, so do not install them under any circumstances.

To download and use oCam safely, you must use the official Osoft website.
It is recommended to use only the official versions distributed through trusted major portal sites.
Files downloaded from non-official sources can cause security threats, so always be cautious.
For safe use, the smartest choice is to download the legitimate version and immediately delete any suspicious files.

Today's News/Tips

What to Do If Minecraft Crashes as Soon as You Start Recording with oCam (NVIDIA Graphics Card)

In Java-based applications that use CUDA, including oCam, problems may occur when certain NVIDIA drivers are installed. In particular, if NVIDIA driver version 378.49 (or some other versions) is installed, a bug may occur where the app crashes with the error "Stack cookie instrumentation code detected a stack-based buffer overrun" when calling the CUDA initialization function `cuInit`.


This issue is not a bug in oCam itself, but a problem with the NVIDIA driver that affects all applications that use CUDA. Therefore, the same error may occur not only in oCam but also in other CUDA-based Java applications.


To resolve this issue, you need to update the NVIDIA driver to the latest version, 378.66 or later. Follow the steps below to update the driver:


1. Go to the official NVIDIA website (geforce.com/drivers).

2. Select your graphics card model and operating system, then search for the latest driver (version 378.66 or later).

3. Run the downloaded driver installer and proceed with the installation.

4. After the installation is complete, restart your computer and run oCam or another CUDA-based application to check whether the issue has been resolved.


Updating the driver to version 378.66 or later will resolve the CUDA initialization crash issue and allow you to use oCam and other related applications normally. If the problem continues even after installing the latest driver, contact NVIDIA Support or check for the latest version of oCam.

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