Since the logs are generting a huge space tried to create a soft link and moved the files to another location. After creating the soft link i am unable to bring up the jenkins. So i copied the file back but still i am unable to bring up the jenkins.

PLease help me with this. I am also not sure where to find the logs.(its not in var

Find the logs below:

[11/19/13 5:51:51:415 CST] 0000001a InitReactorRu E Failed LogRecorderManager.init
java.lang.Error: java.lang.reflect.InvocationTargetException
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:124)
at hudson.init.InitializerFinder$TaskImpl.run(InitializerFinder.java:184)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259)
at jenkins.model.Jenkins$7.runTask(Jenkins.java:893)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:897)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:919)
at java.lang.Thread.run(Thread.java:736)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:120)
... 8 more
Caused by: hudson.util.IOException2: Unable to read /home/webadmin/.jenkins/log/Audit Trail.xml
at hudson.XmlFile.unmarshal(XmlFile.java:168)
at hudson.logging.LogRecorder.load(LogRecorder.java:260)
at hudson.logging.LogRecorderManager.load(LogRecorderManager.java:99)
at hudson.logging.LogRecorderManager.init(LogRecorderManager.java:194)
... 13 more
Caused by: com.thoughtworks.xstream.io.StreamException: : input contained no data
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:126)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readRealEvent(AbstractPullReader.java:148)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readEvent(AbstractPullReader.java:141)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.move(AbstractPullReader.java:118)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.moveDown(AbstractPullReader.java:103)
at com.thoughtworks.xstream.io.xml.XppReader.<init>(XppReader.java:63)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:54)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:65)
at hudson.XmlFile.unmarshal(XmlFile.java:166)
... 16 more
Caused by: java.io.EOFException: input contained no data
at org.xmlpull.mxp1.MXParser.fillBuf(MXParser.java:3003)
at org.xmlpull.mxp1.MXParser.more(MXParser.java:3046)
at org.xmlpull.mxp1.MXParser.parseProlog(MXParser.java:1410)
at org.xmlpull.mxp1.MXParser.nextImpl(MXParser.java:1395)
at org.xmlpull.mxp1.MXParser.next(MXParser.java:1093)
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:109)
... 24 more

[11/19/13 5:51:51:447 CST] 0000001b WebAppMain E Failed to initialize Jenkins
org.jvnet.hudson.reactor.ReactorException: java.lang.Error: java.lang.reflect.InvocationTargetException
at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:246)
at jenkins.InitReactorRunner.run(InitReactorRunner.java:43)
at jenkins.model.Jenkins.executeReactor(Jenkins.java:904)
at jenkins.model.Jenkins.<init>(Jenkins.java:804)
at hudson.model.Hudson.<init>(Hudson.java:81)
at hudson.model.Hudson.<init>(Hudson.java:77)
at hudson.WebAppMain$2.run(WebAppMain.java:214)
Caused by: java.lang.Error: java.lang.reflect.InvocationTargetException
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:124)
at hudson.init.InitializerFinder$TaskImpl.run(InitializerFinder.java:184)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259)
at jenkins.model.Jenkins$7.runTask(Jenkins.java:893)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:897)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:919)
at java.lang.Thread.run(Thread.java:736)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:120)
... 8 more
Caused by: hudson.util.IOException2: Unable to read /home/webadmin/.jenkins/log/Audit Trail.xml
at hudson.XmlFile.unmarshal(XmlFile.java:168)
at hudson.logging.LogRecorder.load(LogRecorder.java:260)
at hudson.logging.LogRecorderManager.load(LogRecorderManager.java:99)
at hudson.logging.LogRecorderManager.init(LogRecorderManager.java:194)
... 13 more
Caused by: com.thoughtworks.xstream.io.StreamException: : input contained no data
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:126)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readRealEvent(AbstractPullReader.java:148)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readEvent(AbstractPullReader.java:141)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.move(AbstractPullReader.java:118)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.moveDown(AbstractPullReader.java:103)
at com.thoughtworks.xstream.io.xml.XppReader.<init>(XppReader.java:63)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:54)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:65)
at hudson.XmlFile.unmarshal(XmlFile.java:166)
... 16 more
Caused by: java.io.EOFException: input contained no data
at org.xmlpull.mxp1.MXParser.fillBuf(MXParser.java:3003)
at org.xmlpull.mxp1.MXParser.more(MXParser.java:3046)
at org.xmlpull.mxp1.MXParser.parseProlog(MXParser.java:1410)
at org.xmlpull.mxp1.MXParser.nextImpl(MXParser.java:1395)
at org.xmlpull.mxp1.MXParser.next(MXParser.java:1093)
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:109)
... 24 more

[11/19/13 5:51:51:683 CST] 00000020 WSChannelFram A CHFW0019I: The Transport Channel Service has started chain IPCCOutboundChainSecured.
[11/19/13 5:51:51:714 CST] 0000001e ServerCache I DYNA1001I: WebSphere Dynamic Cache instance named ws/WSSecureMap initialized successfully.
[11/19/13 5:51:51:717 CST] 0000001e ServerCache I DYNA1071I: The cache provider "default" is being used.
[11/19/13 5:51:51:751 CST] 00000021 DiscoveryMBea I ADMD0023I: The system discovered process (name: nodeagent, type: NodeAgent, pid: 23104)
[11/19/13 5:52:09:846 CST] 00000023 servlet I com.ibm.ws.webcontainer.servlet.ServletWrapper init SRVE0242I: [JENKINS] [/jenkins] [Stapler]: Initialization successful.
[11/19/13 5:56:00:224 CST] 00000027 webcontainer E com.ibm.ws.webcontainer.WebContainer handleRequest SRVE0255E: A WebGroup/Virtual Host to handle / has not been defined.

andin the GUI i get the below error:
org.jvnet.hudson.reactor.ReactorException: java.lang.Error: java.lang.reflect.InvocationTargetException
at org.jvnet.hudson.reactor.Reactor.execute(Reactor.java:246)
at jenkins.InitReactorRunner.run(InitReactorRunner.java:43)
at jenkins.model.Jenkins.executeReactor(Jenkins.java:904)
at jenkins.model.Jenkins.<init>(Jenkins.java:804)
at hudson.model.Hudson.<init>(Hudson.java:81)
at hudson.model.Hudson.<init>(Hudson.java:77)
at hudson.WebAppMain$2.run(WebAppMain.java:214)
Caused by: java.lang.Error: java.lang.reflect.InvocationTargetException
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:124)
at hudson.init.InitializerFinder$TaskImpl.run(InitializerFinder.java:184)
at org.jvnet.hudson.reactor.Reactor.runTask(Reactor.java:259)
at jenkins.model.Jenkins$7.runTask(Jenkins.java:893)
at org.jvnet.hudson.reactor.Reactor$2.run(Reactor.java:187)
at org.jvnet.hudson.reactor.Reactor$Node.run(Reactor.java:94)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:897)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:919)
at java.lang.Thread.run(Thread.java:736)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:60)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:611)
at hudson.init.InitializerFinder.invoke(InitializerFinder.java:120)
... 8 more
Caused by: hudson.util.IOException2: Unable to read /home/webadmin/.jenkins/log/Audit Trail.xml
at hudson.XmlFile.unmarshal(XmlFile.java:168)
at hudson.logging.LogRecorder.load(LogRecorder.java:260)
at hudson.logging.LogRecorderManager.load(LogRecorderManager.java:99)
at hudson.logging.LogRecorderManager.init(LogRecorderManager.java:194)
... 13 more
Caused by: com.thoughtworks.xstream.io.StreamException: : input contained no data
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:126)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readRealEvent(AbstractPullReader.java:148)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.readEvent(AbstractPullReader.java:141)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.move(AbstractPullReader.java:118)
at com.thoughtworks.xstream.io.xml.AbstractPullReader.moveDown(AbstractPullReader.java:103)
at com.thoughtworks.xstream.io.xml.XppReader.<init>(XppReader.java:63)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:54)
at com.thoughtworks.xstream.io.xml.AbstractXppDriver.createReader(AbstractXppDriver.java:65)
at hudson.XmlFile.unmarshal(XmlFile.java:166)
... 16 more
Caused by: java.io.EOFException: input contained no data
at org.xmlpull.mxp1.MXParser.fillBuf(MXParser.java:3003)
at org.xmlpull.mxp1.MXParser.more(MXParser.java:3046)
at org.xmlpull.mxp1.MXParser.parseProlog(MXParser.java:1410)
at org.xmlpull.mxp1.MXParser.nextImpl(MXParser.java:1395)
at org.xmlpull.mxp1.MXParser.next(MXParser.java:1093)
at com.thoughtworks.xstream.io.xml.XppReader.pullNextEvent(XppReader.java:109)
... 24 more