2014-07-21 16:52:05,511 WARN  .setup.for2_0.UpdateDamAssetFileNamePropertiesTask: Asset '/corporate-dms/resources/tech-briefs/Finance-Whitepaper' has no extension defined.
2014-07-21 16:52:05,536 ERROR info.magnolia.module.InstallContextImpl           : > Error while installing or updating dam-app module. Task 'Update the Asset fileName property' failed. (NullPointerException: )
java.lang.NullPointerException
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask$DamFileNamePropertyVisitor.visit(UpdateDamAssetFileNamePropertiesTask.java:93)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:656)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:651)
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask.execute(UpdateDamAssetFileNamePropertiesTask.java:70)
	at info.magnolia.module.ModuleManagerImpl.applyDeltas(ModuleManagerImpl.java:514)
	at info.magnolia.module.ModuleManagerImpl.installOrUpdateModule(ModuleManagerImpl.java:496)
	at info.magnolia.module.ModuleManagerImpl$1.doExec(ModuleManagerImpl.java:274)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:414)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:411)
	at info.magnolia.context.MgnlContext.doInSystemContext(MgnlContext.java:385)
	at info.magnolia.module.ModuleManagerImpl.performInstallOrUpdate(ModuleManagerImpl.java:268)
	at info.magnolia.module.ui.ModuleManagerWebUI$2.run(ModuleManagerWebUI.java:124)
	at java.lang.Thread.run(Thread.java:695)
2014-07-21 16:52:05,539 ERROR info.magnolia.module.ui.ModuleManagerWebUI        : Could not perform installation: null
java.lang.NullPointerException
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask$DamFileNamePropertyVisitor.visit(UpdateDamAssetFileNamePropertiesTask.java:93)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:656)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:651)
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask.execute(UpdateDamAssetFileNamePropertiesTask.java:70)
	at info.magnolia.module.ModuleManagerImpl.applyDeltas(ModuleManagerImpl.java:514)
	at info.magnolia.module.ModuleManagerImpl.installOrUpdateModule(ModuleManagerImpl.java:496)
	at info.magnolia.module.ModuleManagerImpl$1.doExec(ModuleManagerImpl.java:274)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:414)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:411)
	at info.magnolia.context.MgnlContext.doInSystemContext(MgnlContext.java:385)
	at info.magnolia.module.ModuleManagerImpl.performInstallOrUpdate(ModuleManagerImpl.java:268)
	at info.magnolia.module.ui.ModuleManagerWebUI$2.run(ModuleManagerWebUI.java:124)
	at java.lang.Thread.run(Thread.java:695)
2014-07-21 16:52:05,540 ERROR info.magnolia.module.InstallContextImpl           : > Could not perform installation: null
java.lang.NullPointerException
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask$DamFileNamePropertyVisitor.visit(UpdateDamAssetFileNamePropertiesTask.java:93)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:656)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:658)
	at info.magnolia.jcr.util.NodeUtil.visit(NodeUtil.java:651)
	at info.magnolia.dam.app.setup.for2_0.UpdateDamAssetFileNamePropertiesTask.execute(UpdateDamAssetFileNamePropertiesTask.java:70)
	at info.magnolia.module.ModuleManagerImpl.applyDeltas(ModuleManagerImpl.java:514)
	at info.magnolia.module.ModuleManagerImpl.installOrUpdateModule(ModuleManagerImpl.java:496)
	at info.magnolia.module.ModuleManagerImpl$1.doExec(ModuleManagerImpl.java:274)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:414)
	at info.magnolia.context.MgnlContext$VoidOp.exec(MgnlContext.java:411)
	at info.magnolia.context.MgnlContext.doInSystemContext(MgnlContext.java:385)
	at info.magnolia.module.ModuleManagerImpl.performInstallOrUpdate(ModuleManagerImpl.java:268)
	at info.magnolia.module.ui.ModuleManagerWebUI$2.run(ModuleManagerWebUI.java:124)
	at java.lang.Thread.run(Thread.java:695)