RELATED: How to Switch From 32-bit Windows 10 to 64-bit Windows 10

It will tell you whether you’re using a 32-bit or 64-bit operating system. On the right side of the window, check the “System type” entry. You’ll need a 64-bit version of Windows to run a 64-bit web browser. To check which version you’re running on Windows 7, 8, or 10, navigate to Control Panel > System and Security > System. RELATED: How Do I Know if I'm Running 32-bit or 64-bit Windows? RELATED: What's the Difference Between 32-bit and 64-bit Windows? Step One: Make Sure You’re Running 64-bit Windows After that, you’ll just need to download and install the 64-bit version of whatever browser you use. You also need to make sure that you don’t rely on any old browser plugins that are only available in 32-bit.

To make the move, you first need to ensure that you’re running a 64-bit version of Windows. Unfortunately, if you’re running Windows, you may not get the 64-bit version of your browser automatically. 64-bit web browsers tend to be faster and more secure thanks to the additional security features available. Most platforms use 64-bit browsers by default when you’re using a 64-bit operating system. Here’s how to find out what version you’re running and how to upgrade. I copy the contents here: find.Google and Mozilla now offer 64-bit versions of Chrome and Firefox for Windows. Within that function there is a subfunction called find.java. The function that rJava uses to find Java is in the rJava.onLoad function. If that doesn't work, you can start looking at exactly where R is looking for your Registry entries. This should put the entries back in your Registry. If you installed Java, try reinstalling it. You can install either the Java Runtime Environment or the Java Development Kit.

Either your registry is corrupt, but more likely you haven't installed Java. The error is telling you that there is no entry in your Registry that tells R where Java is located on your machine.

64 bit java for windows