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orc-lang / orc

Orc programming language implementation
https://orc.csres.utexas.edu/
BSD 3-Clause "New" or "Revised" License
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Fix InstanceAlreadyExistsException in Orchard #224

Open jthywiss opened 4 years ago

jthywiss commented 4 years ago

Try Orc is repeatedly (several times per week on orc.csres) throwing:

javax.management.InstanceAlreadyExistsException: orc.orchard:type=GuestOnlyAccounts,name=""
java.lang.AssertionError: javax.management.InstanceAlreadyExistsException: orc.orchard:type=GuestOnlyAccounts,name=""
    at orc.orchard.jmx.JMXUtilities.registerMBean(JMXUtilities.java:54)
    at orc.orchard.Accounts.<init>(Accounts.java:74)
    at orc.orchard.GuestOnlyAccounts.<init>(Accounts.java:311)
    at orc.orchard.Accounts.<clinit>(Accounts.java:43)
    at orc.orchard.AbstractExecutorService.getAccounts(AbstractExecutorService.java:47)
    at orc.orchard.AbstractExecutorService.submit(AbstractExecutorService.java:78)
    at orc.orchard.soap.ExecutorService.submit(ExecutorService.java:108)
    at orc.orchard.AbstractExecutorService.compileAndSubmit(AbstractExecutorService.java:91)
    at orc.orchard.soap.ExecutorService.compileAndSubmit(ExecutorService.java:102)
    ......