Re: Derby database problems when working with MyEclipse,help!!

From:

Dyreatnews@sun.com

Newsgroups:

comp.lang.java.programmer,comp.lang.java.databases

Date:

Mon, 26 Nov 2007 16:10:14 +0100

Message-ID:

<x1o3hcj959gp.fsf@sun.com>

Lew <lew@lewscanon.com> writes:

rmn190 wrote:

When i [sic] use Derby with MyEclipse,there is some problems,as following:

[snip Lew's excellent comment about multi-posting]

   Caused by: java.lang.SecurityException: class
"org.objectweb.asm.CodeVisitor"'s signer information does not match
signer information of other classes in the same package
    at java.lang.ClassLoader.checkCerts(Unknown Source)
    at java.lang.ClassLoader.preDefineClass(Unknown Source)
    at java.lang.ClassLoader.defineClass(Unknown Source)
    at java.security.SecureClassLoader.defineClass(Unknown Source)
    at
org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:
1817)
    at
org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:
872)
    at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:
1325)
    at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:
1204)
    at java.lang.ClassLoader.loadClassInternal(Unknown Source)
    at net.sf.cglib.core.KeyFactory
$Generator.generateClass(KeyFactory.java:165)
    at
net.sf.cglib.core.DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:
25)
    at
net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:
216)
    at net.sf.cglib.core.KeyFactory$Generator.create(KeyFactory.java:145)
    at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:117)
    at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:108)
    at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:104)
    at net.sf.cglib.proxy.Enhancer.<clinit>(Enhancer.java:69)
    ... 48 more
Could you help me with that?I didn't get any idea about that
SecurityException.

I don't recognize any of lines in your stack trace as coming from
Derby. Why do you think that Derby is the cause?

--
dt

Questions about Derby/Java DB? Please visit
http://db.apache.org/derby/derby_mail.html

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