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error : Initializing Java Tooling [message #795363]

Fri, 10 February 2012 06:35

Eclipse User

i am using eclipse Galilio on ubuntu 10.10,
recently i have installed updates to eclipse after that got an error message when i start eclipse:
An internal error occurred during: "Initializing Java Tooling".
org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V

error log:

Unhandled event loop exception
java.lang.NoSuchMethodError: org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V

Problems occurred when invoking code from plug-in: "org.eclipse.jdt.ui".
java.lang.NoSuchMethodError: org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V

Error in JDT Core during AST creation
java.lang.NoSuchMethodError: org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V
.
Error in JDT Core during AST creation
.
Unhandled event loop exception
.
Error in JDT Core during AST creation
java.lang.NoSuchMethodError: org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V
.
.and few more errors are there.

at last when i am closing eclipse got this error:

Problems occurred while trying to save the state of the workbench.
Problems occurred during save.
org.eclipse.wst.common.componentcore.internal.resources.VirtualComponent.clearCache()V

please tell me what is wrong?
any help will be appreciated..

Re: error : Initializing Java Tooling [message #795469 is a reply to message #795363]

Fri, 10 February 2012 08:56

Eclipse User

java.lang.NoSuchMethodError almost always means an invalid installation. How did you get Eclipse originally, and how did you apply updates to it?

Re: error : Initializing Java Tooling [message #795904 is a reply to message #795469]

Fri, 10 February 2012 23:07

Eclipse User

Hi Nitin thanks for reply,
I installed eclipse from "ubuntu software centre" provided by ubuntu.
and applied updates from eclipse "window->preferences->install/update"

Re: error : Initializing Java Tooling [message #796353 is a reply to message #795904]

Sat, 11 February 2012 16:58

Eclipse User

On 2012.02.10 21:07, ameet yadav wrote:
> Hi Nitin thanks for reply,
> I installed eclipse from "ubuntu software centre" provided by ubuntu.
> and applied updates from eclipse "window->preferences->install/update"

No. No. No. Never install Eclipse from an OS distro. Always get it from
eclipse.org.

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