When running the test from DIO VTS 1.1 with rpi_pb.jti
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api/jdk/dio/DeviceManager/unregister1/index.html#GPinTests_gpin1

----------------------Agent Information----------------------
AgentID=7ecbbbe0
'com.sun.j2me.execution.proactive_commands.processed'='1d8bd0de:26171b00bb7b59d8:5'
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command(after mapping): com.sun.tck.cdc.lib.ExecCLDCTestOnCDCSameJVMCmd com.oracle.tests.jdk.dio.DeviceManager.unregister1.GPinTests -gpin {"shareable":"false","mode":["4"],"pinNumber":"7","initTrigger":"0","trigger":["0"],"initValue":"0","intfClassName":"jdk.dio.gpio.GPIOPin","portNumber":"0","direction":"1"}
java.lang.NullPointerException
at com.oracle.dio.registry.RegistryList.toString(RegistryList.java:76)
at com.oracle.dio.registry.RegistryData.toString(RegistryData.java:142)
at com.oracle.dio.registry.RegistryImpl.register(RegistryImpl.java:97)
at jdk.dio.DeviceManager.register(DeviceManager.java:929)
at com.oracle.tests.jdk.dio.DeviceManager.unregister1.Unregister1Tests.unregister101(Unknown Source)
at com.oracle.tests.jdk.dio.DeviceManager.unregister1.GPinTests.unregister101(Unknown Source)
at com.oracle.tests.jdk.dio.DeviceManager.unregister1.GPinTests.runTestCases(Unknown Source)
at com.sun.tck.cldc.lib.MultiTest.run(MultiTest.java:150)
at com.sun.tck.cdc.lib.ExecCLDCTestOnCDCSameJVMCmd.executeCLDCTest(ExecCLDCTestOnCDCSameJVMCmd.java:261)
at com.sun.tck.cdc.lib.ExecCLDCTestOnCDCSameJVMCmd.run(ExecCLDCTestOnCDCSameJVMCmd.java:196)
at com.sun.tck.j2me.agent.J2SEPlatformAdapter.execute(J2SEPlatformAdapter.java:97)
at com.sun.tck.j2me.execution.baseclient.BaseAgent.executeRequests(BaseAgent.java:242)
at com.sun.tck.j2me.execution.client.Agent.access$000(Agent.java:62)
at com.sun.tck.j2me.execution.client.Agent$Executor.run(Agent.java:108)
Unexpected exception while registering config jdk.dio.gpio.GPIOPinConfig@eb9d2f: java.lang.NullPointerException
unregister101: Failed. See log for details