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lifecycle page not show


pan tianming (4765644) | asked Nov 04 '10, 4:28 a.m.
When I use RAM admin to view the life cycle tab, it always report java applet error, but I have already accept to load Applet. I changed 5 machines, but got the same error like this:
java.lang.ClassFormatError: Incompatible magic value 1008813135 in class file com/ibm/ram/applet/lifecycle/LifecycleApplet
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.plugin2.applet.Plugin2ClassLoader.loadCode(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.createApplet(Unknown Source)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Errorjava.lang.ClassFormatError: Incompatible magic value 1008813135 in class file com/ibm/ram/applet/lifecycle/LifecycleApplet

11 answers



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Rich Kulp (3.6k38) | answered Nov 04 '10, 2:51 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

Your browser's applet cache has probably been corrupted.

Try:

Its the Java cache, so the solution go to Java Control Panel, "General"
tab, and under "Temporary Internet Files" click "Settings", then click
"Delete Files". Try using the applet again.

--
Rich Kulp
Rational Asset Manager developer

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pan tianming (4765644) | answered Nov 05 '10, 3:45 a.m.
Rich,
I tried in my machine, but it still not work after delete temporary files under
C:\Documents and Settings\Administrator\Application Data\IBM\Java\Deployment\cache

Hi,

Your browser's applet cache has probably been corrupted.

Try:

Its the Java cache, so the solution go to Java Control Panel, "General"
tab, and under "Temporary Internet Files" click "Settings", then click
"Delete Files". Try using the applet again.

--
Rich Kulp
Rational Asset Manager developer

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Rich Kulp (3.6k38) | answered Nov 05 '10, 12:07 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

Are you sure you have at least a 1.5 Java Plugin installed into your
browser?

--
Rich Kulp
Rational Asset Manager developer

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Rich Kulp (3.6k38) | answered Nov 05 '10, 12:09 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

Did you use:

in Windows, Control Panel->Java->General->Temporary Internet
Files->View, select your applet and delete?

Or did you just go to the directory by hand to delete the files?



--
Rich Kulp
Rational Asset Manager developer

permanent link
Rich Kulp (3.6k38) | answered Nov 05 '10, 12:13 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

Some ideas are found here:

http://forums.sun.com/thread.jspa?threadID=5433428

The second to last entry is interesting. It indicates that a server can
be configured to prevent applet download.

--
Rich Kulp
Rational Asset Manager developer

permanent link
Rich Kulp (3.6k38) | answered Nov 05 '10, 12:27 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

Actually this link is even more interesting:

http://forums.sun.com/thread.jspa?threadID=640927

It could be you are getting a bad link. When you access a link on the
web side of RAM (instead of the web services) a 404 IS NOT SENT. Instead
a standard html error page is being created. This would then produce the
shown error.

Try doing this:

using your base ram link (such as "http://my.host.com/ram/") go to this
link in RAM: "applets/lifecycle.jar" (like
"http://my.host.com/ram/applets/lifecycle.jar") and see what you get. Do
you get a jar or a page not found.

One other thing, is your context path (e.g. "/ram/") more than one path
(e.g. "/something/ram/")? You didn't say what version of RAM you have.
We currently have problems with this kind of path in 7202 and below.
There is a 7202 testfix 7 that handles some of these. I don't know if
this is one of them.

--
Rich Kulp
Rational Asset Manager developer

permanent link
pan tianming (4765644) | answered Nov 11 '10, 3:07 a.m.
Hi, Rich,

I tried the link as you mean "http://my.host.com/ram/applets/lifecycle.jar", and it will ask me to download this jar file. Our RAM is using the 7202 with the test fix 6 , our URL has some fixed context path between "http://my.host.com/" with "ram", do you think we should download the text fix 7? Thanks.

Hi,

Actually this link is even more interesting:

http://forums.sun.com/thread.jspa?threadID=640927

It could be you are getting a bad link. When you access a link on the
web side of RAM (instead of the web services) a 404 IS NOT SENT. Instead
a standard html error page is being created. This would then produce the
shown error.

Try doing this:

using your base ram link (such as "http://my.host.com/ram/") go to this
link in RAM: "applets/lifecycle.jar" (like
"http://my.host.com/ram/applets/lifecycle.jar") and see what you get. Do
you get a jar or a page not found.

One other thing, is your context path (e.g. "/ram/") more than one path
(e.g. "/something/ram/")? You didn't say what version of RAM you have.
We currently have problems with this kind of path in 7202 and below.
There is a 7202 testfix 7 that handles some of these. I don't know if
this is one of them.

--
Rich Kulp
Rational Asset Manager developer

permanent link
Rich Kulp (3.6k38) | answered Nov 11 '10, 11:53 a.m.
FORUM MODERATOR / JAZZ DEVELOPER
Hi,

I'm not quite sure what you were saying.

Testfix 7 will fix this:

http://yourhost.com/somethingElseBesidesJustRam/ram/...

If you path is just:

http://yourhost.com/ram/...

then test fix 7 will not help.

--
Rich Kulp
Rational Asset Manager developer

permanent link
pan tianming (4765644) | answered Nov 15 '10, 2:42 a.m.
Rich,
our path like this:

https://yourhost.com/cc/enterprise/ram/

Is the test fix 7 include any change? Thanks.
Hi,

I'm not quite sure what you were saying.

Testfix 7 will fix this:

http://yourhost.com/somethingElseBesidesJustRam/ram/...

If you path is just:

http://yourhost.com/ram/...

then test fix 7 will not help.

--
Rich Kulp
Rational Asset Manager developer

permanent link
Rich Kulp (3.6k38) | answered Nov 15 '10, 12:38 p.m.
FORUM MODERATOR / JAZZ DEVELOPER
On 11/15/2010 2:53 AM, pantian wrote:
Rich,
our path like this:

https://yourhost.com/cc/enterprise/ram/

Like I said, testfix 7 will handle some problems like what you just
showed. It may completely fix your problem. I hope it does. Having a
multi-path context root is new to RAM. Nobody had done that until a
month ago. So we fixed the problems in testfix 7 that the customer had
in that particular case.

--
Rich Kulp
Rational Asset Manager developer

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