Error: can not find main class or can not find jvm.dll

Error Messages

Printable Version

This article applies to:

Platform(s):
Windows 98, Windows ME, Windows 2000 (SP4+), Windows XP (SP1 SP2), Windows 2003
JRE version(s):
1.5.0

SYMPTOMS

An error message dialog box displays the following messages:

can not find main class or can not find jvm.dll

CAUSE

Corrupt registry entries for the Java Runtime Environment (JRE)
Corrupt deployment.properties file for the JRE

SOLUTION

The JRE needs to be reinstalled in order to solve this problem.

Uninstall the corrupt JRE by following instructions on this page: Windows Java Runtime Environment uninstallation instructions

Note: If you failed to remove the JRE icon in the Windows Control Panel, then you need to remove the registry entries for the version(s) by following instructions from: After uninstalling Java software, how to remove its listing in Add/Remove Programs
Reinstall the JRE by following instructions on this page: Windows Offline Download and Installation Instructions for Java Rutime Environment (JRE)

MORE TECHNICAL INFORMATION

Deployment Configuration File and Properties

NEED MORE HELP?

If you require further assistance, please make sure you check through our Help and FAQ sections thoroughly. We probably have a page that answers your question.

You may find information on the following topics in the Help section:
Installation Instructions
Configuration
Error Messages
Applet Application

Help Resources

>	Installing Java
>	Configuring Java
>	Error Messages
>	Applet Application
>	Legal

FAQ

>	General Questions
>	Java for Mobile Devices