We were presented with the following error messages in the IntroscopeAgent.log file:
[INFO] [IntroscopeAgent.Agent] Begin re-loading PBDs after extension failure.
[INFO] [IntroscopeAgent.Agent] PBD list: [spring, CloudProvider]
[INFO] [IntroscopeAgent.Agent] Reloading Directives
[WARN] [IntroscopeAgent.Agent] Cannot load permanent dynamic instrumentation
[ERROR] [IntroscopeAgent.Agent] Introscope AutoProbe will not run because the provided directives files are not valid: (/SY4G/uss/WebSphere/wily/<host>/extensions/spring/directives/toggles.pbd:1) Syntax Error: Unsupported character "".
[INFO] [IntroscopeAgent.Agent] Begin Unloading Extensions: [AwsTracing, spring, struts]
[INFO] [IntroscopeAgent.Agent] PBD list: []
[INFO] [IntroscopeAgent.Agent] Reloading Directives
[WARN] [IntroscopeAgent.Agent] Cannot load permanent dynamic instrumentation
[INFO] [IntroscopeAgent.Agent] AutoProbe has reloaded all directive configuration. This is because a change to a directive configuration file was detected.
[INFO] [IntroscopeAgent.Agent] Detected Changed Directives
[INFO] [IntroscopeAgent.Agent] Processing all classes for Dynamic Instrumentation.
[INFO] [IntroscopeAgent.Agent] Finished Processing All classes for Dynamic Instrumentation.
[INFO] [IntroscopeAgent.Agent] Unloading Jars
[INFO] [IntroscopeAgent.Agent] Unloading extension classloader :com.wily.util.extension.JarExtension$AllPermissionsClassLoader@ab037937
[INFO] [IntroscopeAgent.Agent] Closing class loader for extension: spring
[INFO] [IntroscopeAgent.Agent] Unloaded extension:spring
[INFO] [IntroscopeAgent.Agent] Unloading Properties
[INFO] [IntroscopeAgent.Agent] Extension Profile Names Remove:[AwsTracing, spring, struts]
[INFO] [IntroscopeAgent.Agent] Extension Profile Names Remove: AwsTracing
[INFO] [IntroscopeAgent.Agent] Extension Profile Names Remove: spring
[INFO] [IntroscopeAgent.Agent] Extension Profile Names Remove: struts
[INFO] [IntroscopeAgent.Agent] re-loading configuration resource /products/wily/<host>/wily/core/config/IntroscopeAgent_<host>.profile
[INFO] [IntroscopeAgent.Agent] re-loading configuration resource /<host>/WebSphere/wily/IZ/extensions/Extensions.profile
[INFO] [IntroscopeAgent.Agent] re-loading configuration resource /<host>/WebSphere/wily/IZ/extensions/CloudProvider/bundle.properties
[INFO] [IntroscopeAgent.Agent] Unloaded these properties: [extension.spring.url.normalizer.id.replacingFormat, extension.spring.url.normalizer.id.regex, extension.spring.url.normalizer.keys, extension.spring.connectionurl.enabled]
[INFO] [IntroscopeAgent.Agent] extension.spring.url.normalizer.id.replacingFormat = <id>
[INFO] [IntroscopeAgent.Agent] extension.spring.url.normalizer.id.regex = ([A-Fa-f]+[0-9][A-Fa-f0-9\-]*)|([0-9]+[A-Fa-f][A-Fa-f0-9\-]*)|([0-9\-]+)
[INFO] [IntroscopeAgent.Agent] extension.spring.url.normalizer.keys = id,number
[INFO] [IntroscopeAgent.Agent] extension.spring.connectionurl.enabled = false
[INFO] [IntroscopeAgent.ExtensionDeployer] Notified of extension spring unloaded.
[INFO] [IntroscopeAgent.Agent] Begin re-loading PBDs after extension failure.
[INFO] [IntroscopeAgent.Agent] PBD list: [CloudProvider]
[ERROR] [IntroscopeAgent.Agent] Introscope AutoProbe will not run because the provided directives files are not valid: (/SY4G/uss/WebSphere/wily/IZ/extensions/spring/directives/spring-mvc.pbd:1) Syntax Error: Unsupported character "".