exception when initialising cache causes “grails run-app” to fail





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In my Grails 2.5.4 app I have the following plugins installed



compile ":cache:1.1.8"
runtime ":cache-ehcache:1.0.5"


When I run grails run-app, I get the following error at startup



java.lang.NullPointerException
at grails.plugin.cache.ehcache.GrailsEhCacheManagerFactoryBean$ReloadableCacheManager.rebuild(GrailsEhCacheManagerFactoryBean.java:171)
at grails.plugin.cache.ehcache.EhcacheConfigLoader.reload(EhcacheConfigLoader.groovy:63)
at grails.plugin.cache.ConfigLoader.reload(ConfigLoader.groovy:42)
at CacheGrailsPlugin.reloadCaches(CacheGrailsPlugin.groovy:202)
at CacheGrailsPlugin$_closure3.doCall(CacheGrailsPlugin.groovy:158)


If I build the WAR and look in the lib directory, it contains both of the following dependencies:




  • ehcache-2.9.0.jar

  • ehcache-core-2.4.8.jar


Based on the advice in this issue, I excluded the transitive ehcache-core dependency in BuildConfig



runtime (":hibernate:3.6.10.18") { 
excludes "ehcache-core"
}


If I rebuild the WAR, the ehcache-core JAR is excluded, but I still get the same error at startup when I run grails run-app. I suspect the cause of the issue is the ehcache dependencies, but I can't figure out which JAR I should be using.










share|improve this question























  • Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

    – Daniel
    Nov 26 '18 at 22:40











  • For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

    – Daniel
    Nov 26 '18 at 22:44


















1















In my Grails 2.5.4 app I have the following plugins installed



compile ":cache:1.1.8"
runtime ":cache-ehcache:1.0.5"


When I run grails run-app, I get the following error at startup



java.lang.NullPointerException
at grails.plugin.cache.ehcache.GrailsEhCacheManagerFactoryBean$ReloadableCacheManager.rebuild(GrailsEhCacheManagerFactoryBean.java:171)
at grails.plugin.cache.ehcache.EhcacheConfigLoader.reload(EhcacheConfigLoader.groovy:63)
at grails.plugin.cache.ConfigLoader.reload(ConfigLoader.groovy:42)
at CacheGrailsPlugin.reloadCaches(CacheGrailsPlugin.groovy:202)
at CacheGrailsPlugin$_closure3.doCall(CacheGrailsPlugin.groovy:158)


If I build the WAR and look in the lib directory, it contains both of the following dependencies:




  • ehcache-2.9.0.jar

  • ehcache-core-2.4.8.jar


Based on the advice in this issue, I excluded the transitive ehcache-core dependency in BuildConfig



runtime (":hibernate:3.6.10.18") { 
excludes "ehcache-core"
}


If I rebuild the WAR, the ehcache-core JAR is excluded, but I still get the same error at startup when I run grails run-app. I suspect the cause of the issue is the ehcache dependencies, but I can't figure out which JAR I should be using.










share|improve this question























  • Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

    – Daniel
    Nov 26 '18 at 22:40











  • For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

    – Daniel
    Nov 26 '18 at 22:44














1












1








1


1






In my Grails 2.5.4 app I have the following plugins installed



compile ":cache:1.1.8"
runtime ":cache-ehcache:1.0.5"


When I run grails run-app, I get the following error at startup



java.lang.NullPointerException
at grails.plugin.cache.ehcache.GrailsEhCacheManagerFactoryBean$ReloadableCacheManager.rebuild(GrailsEhCacheManagerFactoryBean.java:171)
at grails.plugin.cache.ehcache.EhcacheConfigLoader.reload(EhcacheConfigLoader.groovy:63)
at grails.plugin.cache.ConfigLoader.reload(ConfigLoader.groovy:42)
at CacheGrailsPlugin.reloadCaches(CacheGrailsPlugin.groovy:202)
at CacheGrailsPlugin$_closure3.doCall(CacheGrailsPlugin.groovy:158)


If I build the WAR and look in the lib directory, it contains both of the following dependencies:




  • ehcache-2.9.0.jar

  • ehcache-core-2.4.8.jar


Based on the advice in this issue, I excluded the transitive ehcache-core dependency in BuildConfig



runtime (":hibernate:3.6.10.18") { 
excludes "ehcache-core"
}


If I rebuild the WAR, the ehcache-core JAR is excluded, but I still get the same error at startup when I run grails run-app. I suspect the cause of the issue is the ehcache dependencies, but I can't figure out which JAR I should be using.










share|improve this question














In my Grails 2.5.4 app I have the following plugins installed



compile ":cache:1.1.8"
runtime ":cache-ehcache:1.0.5"


When I run grails run-app, I get the following error at startup



java.lang.NullPointerException
at grails.plugin.cache.ehcache.GrailsEhCacheManagerFactoryBean$ReloadableCacheManager.rebuild(GrailsEhCacheManagerFactoryBean.java:171)
at grails.plugin.cache.ehcache.EhcacheConfigLoader.reload(EhcacheConfigLoader.groovy:63)
at grails.plugin.cache.ConfigLoader.reload(ConfigLoader.groovy:42)
at CacheGrailsPlugin.reloadCaches(CacheGrailsPlugin.groovy:202)
at CacheGrailsPlugin$_closure3.doCall(CacheGrailsPlugin.groovy:158)


If I build the WAR and look in the lib directory, it contains both of the following dependencies:




  • ehcache-2.9.0.jar

  • ehcache-core-2.4.8.jar


Based on the advice in this issue, I excluded the transitive ehcache-core dependency in BuildConfig



runtime (":hibernate:3.6.10.18") { 
excludes "ehcache-core"
}


If I rebuild the WAR, the ehcache-core JAR is excluded, but I still get the same error at startup when I run grails run-app. I suspect the cause of the issue is the ehcache dependencies, but I can't figure out which JAR I should be using.







grails ehcache






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asked Nov 23 '18 at 18:03









DónalDónal

124k156487753




124k156487753













  • Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

    – Daniel
    Nov 26 '18 at 22:40











  • For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

    – Daniel
    Nov 26 '18 at 22:44



















  • Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

    – Daniel
    Nov 26 '18 at 22:40











  • For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

    – Daniel
    Nov 26 '18 at 22:44

















Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

– Daniel
Nov 26 '18 at 22:40





Run a dependency-report and look for inclusions of ehcache-core in some different version. I don't have any grails 2 projects any more, but I recall that in an old one, we had to specifically exclude hibernate from plugin dependencies so that downstream dependencies would not be included as well. I think that was related to caching.

– Daniel
Nov 26 '18 at 22:40













For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

– Daniel
Nov 26 '18 at 22:44





For example, to exclude an older version of hibernate (which itself included an older version of ehcache-core) we modified the plugin inclusion like compile(":shiro:1.2.1") { excludes "servlet-api", "hibernate", "quartz" } once using dependency-report to identify what was including the old/incorrect dependencies

– Daniel
Nov 26 '18 at 22:44












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Upgrading to hibernate 3.6.10.19 seemed to resolve this issue. When I build the WAR the following ehcache dependencies are included:




  • ehcache-2.9.0.jar

  • hibernate-ehcache-3.6.10.Final.jar






share|improve this answer
























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    1 Answer
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    Upgrading to hibernate 3.6.10.19 seemed to resolve this issue. When I build the WAR the following ehcache dependencies are included:




    • ehcache-2.9.0.jar

    • hibernate-ehcache-3.6.10.Final.jar






    share|improve this answer




























      2














      Upgrading to hibernate 3.6.10.19 seemed to resolve this issue. When I build the WAR the following ehcache dependencies are included:




      • ehcache-2.9.0.jar

      • hibernate-ehcache-3.6.10.Final.jar






      share|improve this answer


























        2












        2








        2







        Upgrading to hibernate 3.6.10.19 seemed to resolve this issue. When I build the WAR the following ehcache dependencies are included:




        • ehcache-2.9.0.jar

        • hibernate-ehcache-3.6.10.Final.jar






        share|improve this answer













        Upgrading to hibernate 3.6.10.19 seemed to resolve this issue. When I build the WAR the following ehcache dependencies are included:




        • ehcache-2.9.0.jar

        • hibernate-ehcache-3.6.10.Final.jar







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 28 '18 at 16:57









        DónalDónal

        124k156487753




        124k156487753
































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