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From "ve6" <...@indiatimes.com>
Subject err when trying to access database after compiling om classes
Date Thu, 25 Sep 2003 05:21:04 GMT
hi,


i am using torque 3.0 with mysql and ant 1.5.4 .


I tried the example in tutorial and successfully created a database,generated om classes.i
am getting an error when i try to access database ,using this default ant build file in tutorial
-


&lt;project name="quickstart" default="run" basedir="."&gt;&lt;property name="build"
value="bin"/&gt;
   &lt;property name="src" value="."/&gt;
  
   &lt;path id="base.classpath"&gt;
      &lt;pathelement path="."/&gt;
      &lt;pathelement path="${build}/classes"/&gt;
      &lt;fileset dir="${src}/lib/"&gt;
         &lt;include name="*.jar"/&gt;
      &lt;/fileset&gt; 
   &lt;/path&gt;
    
   &lt;target name="run"&gt;
         &lt;java classname="de.stephanwiesner.Bookstore"
         taskname="starter" failonerror="false" fork="true"&gt;  
         &lt;classpath refid="base.classpath" /&gt;   
       &lt;/java&gt;
   &lt;/target&gt;  
  
&lt;/project&gt;


i am getting this error ,can u tell where i am going wrong


C:\tomcat\webapps\medicare_torque_new&gt;ant
Buildfile: build.xml


run:
  [starter] Criteria initialised
  [starter] expc tprop
  [starter] org.apache.commons.logging.LogConfigurationException: java.lang.refl
ect.InvocationTargetException
  [starter]     at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(Lo
gFactoryImpl.java:532)
  [starter]     at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(Lo
gFactoryImpl.java:272)
  [starter]     at org.apache.commons.logging.impl.LogFactoryImpl.getInstance(Lo
gFactoryImpl.java:246)
  [starter]     at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:
395)
  [starter]     at org.apache.commons.configuration.PropertiesConfiguration.&lt;ini
t&gt;(PropertiesConfiguration.java:101)
  [starter]     at org.apache.torque.Torque.init(Torque.java:384)
  [starter]     at de.stephanwiesner.Bookstore.main(Bookstore.java:14)
  [starter] Caused by: java.lang.reflect.InvocationTargetException
  [starter]     at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
 Method)
  [starter]     at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeC
onstructorAccessorImpl.java:39)
  [starter]     at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Del
egatingConstructorAccessorImpl.java:27)
  [starter]     at java.lang.reflect.Constructor.newInstance(Constructor.java:27
4)
  [starter]     at org.apache.commons.logging.impl.LogFactoryImpl.newInstance(Lo
gFactoryImpl.java:525)
  [starter]     ... 6 more
  [starter] Caused by: java.lang.VerifyError: (class: org/apache/log4j/LogManage
r, method: &lt;clinit&gt; signature: ()V) Incompatible argument to function
  [starter]     at org.apache.log4j.Logger.getLogger(Logger.java:85)
  [starter]     at org.apache.commons.logging.impl.Log4JLogger.&lt;init&gt;(Log4JLogge
r.java:102)
  [starter]     ... 11 more
  [starter] log4j:ERROR No appenders could be found for category (org.apache.tor
que.util.BasePeer).
  [starter] expc tprop 2
  [starter] log4j:ERROR Please initialize the log4j system properly.
  [starter] java.lang.NullPointerException
  [starter]     at org.apache.torque.BaseBook.save(BaseBook.java:353)
  [starter]     at de.stephanwiesner.Bookstore.main(Bookstore.java:24)


BUILD SUCCESSFUL
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