I'm trying to enable the localization for an application but I'm getting an error. I'm using version 7.1.9

Does anyone know what could be causing this error? I've tried in another ruleset where the rules are of rule type Rule-Message and I don't get any issues.

2015-10-15 15:03:06,235 [   PegaRULES-Batch-5] [  STANDARD] [                    ] [Application:01.01.01] (         Localize.Rule_.Action) ERROR  rachel - &&&:

2015-10-15 15:03:06,243 [   PegaRULES-Batch-5] [  STANDARD] [                    ] [Application:01.01.01] (         Localize.Rule_.Action) ERROR  rachel - &&&:

2015-10-15 15:03:06,263 [   PegaRULES-Batch-5] [  STANDARD] [                    ] [Application:01.01.01] (         Localize.Rule_.Action) ERROR  rachel - &&&:

2015-10-15 15:03:06,269 [   PegaRULES-Batch-5] [  STANDARD] [                    ] [Application:01.01.01] (         Localize.Rule_.Action) ERROR  rachel - &&&:

2015-10-15 15:03:06,554 [   PegaRULES-Batch-5] [  STANDARD] [                    ] [Application:01.01.01] (ernal.async.BatchRequestorTask) ERROR  rachel - Batch activity "PegaAccel-Task-Localize.VerifyLocalizationIsOn" threw:

com.pega.pegarules.pub.PRRuntimeError: PRRuntimeError

at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(ThreadRunner.java:712)

at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivities(ThreadRunner.java:572)

at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.runActivities(PRThreadImpl.java:453)

at com.pega.pegarules.session.internal.async.agent.QueueProcessor.executeBatchTask(QueueProcessor.java:257)

at com.pega.pegarules.session.internal.async.agent.QueueProcessor.execute(QueueProcessor.java:320)

at com.pega.pegarules.session.internal.async.BatchRequestorTask.run(BatchRequestorTask.java:945)

at com.pega.pegarules.session.internal.PRSessionProviderImpl.performTargetActionWithLock(PRSessionProviderImpl.java:1259)

at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:1008)

at com.pega.pegarules.session.internal.PRSessionProviderImpl.doWithRequestorLocked(PRSessionProviderImpl.java:901)

at com.pega.pegarules.session.internal.async.BatchRequestorTask.run(BatchRequestorTask.java:670)

at com.pega.jsr166backport.java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:991)

at com.pega.jsr166backport.java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:532)

at java.lang.Thread.run(Unknown Source)

Caused by: java.lang.StackOverflowError

at java.util.regex.Pattern$BranchConn.match(Unknown Source)

at java.util.regex.Pattern$Curly.match1(Unknown Source)

at java.util.regex.Pattern$Curly.match(Unknown Source)

at java.util.regex.Pattern$Branch.match(Unknown Source)

at java.util.regex.Pattern$GroupHead.match(Unknown Source)

at java.util.regex.Pattern$LazyLoop.match(Unknown Source)

at java.util.regex.Pattern$GroupTail.match(Unknown Source)

at java.util.regex.Pattern$BranchConn.match(Unknown Source)

at java.util.regex.Pattern$Curly.match1(Unknown Source)

at java.util.regex.Pattern$Curly.match(Unknown Source)

at java.util.regex.Pattern$Branch.match(Unknown Source)

at java.util.regex.Pattern$GroupHead.match(Unknown Source)

at java.util.regex.Pattern$LazyLoop.match(Unknown Source)

at java.util.regex.Pattern$GroupTail.match(Unknown Source)

at java.util.regex.Pattern$BranchConn.match(Unknown Source)

at java.util.regex.Pattern$Curly.match1(Unknown Source)