在执行oozie应用是，经常会遇到错误代码，如下图
下面是所有错误代码的含义
E0000(XLog.STD, “System property ‘oozie.home.dir’ not defined”),
E0001(XLog.OPS, “Could not create runtime directory, {0}”),
E0002(XLog.STD, “System is in safe mode”),
E0003(XLog.OPS, “Oozie home directory must be an absolute path [{0}]”),
E0004(XLog.OPS, “Oozie home directory does not exist [{0}]”),
E0010(XLog.OPS, “Could not initialize log service, {0}”),
E0011(XLog.OPS, “Log4j file must be a file name [{0}]”),
E0012(XLog.OPS, “Log4j file must be a ‘.properties’ file [{0}]”),
E0013(XLog.OPS, “Log4j file [{0}] not found in configuration dir [{1}] neither in classpath”),
E0020(XLog.OPS, “Environment variable {0} not defined”),
E0022(XLog.OPS, “Configuration file must be a file name [{0}]”),
E0023(XLog.OPS, “Default configuration file [{0}] not found in classpath”),
E0024(XLog.OPS, “Oozie configuration directory does not exist [{0}]”),
E0025(XLog.OPS, “Configuration service internal error, it should never happen, {0}”),
E0026(XLog.OPS, “Missing required configuration property [{0}]”),
E0100(XLog.OPS, “Could not initialize service [{0}], {1}”),
E0101(XLog.OPS, “Service [{0}] does not implement declared interface [{1}]”),
E0102(XLog.OPS, “Could not instantiate service class [{0}], {1}”),
E0103(XLog.OPS, “Could not load service classes, {0}”),
E0110(XLog.OPS, “Could not parse or validate EL definition [{0}], {1}”),
E0111(XLog.OPS, “class#method not found [{0}#{1}]”),
E0112(XLog.OPS, “class#method does not have PUBLIC or STATIC modifier [{0}#{1}]”),
E0113(XLog.OPS, “class not found [{0}]”),
E0114(XLog.OPS, “class#constant does not have PUBLIC or STATIC modifier [{0}#{1}]”),
E0115(XLog.OPS, “class#constant not found”),
E0116(XLog.OPS, “class#constant does not have PUBLIC or STATIC modifier [{0}#{1}]”),
E0120(XLog.OPS, “UUID, invalid generator type [{0}]”),
E0130(XLog.OPS, “Could not parse workflow schemas file/s, {0}”),
E0131(XLog.OPS, “Could not read workflow schemas file/s, {0}”),
E0140(XLog.OPS, “Could not access database, {0}”),
E0141(XLog.OPS, “Could not create DataSource connection pool, {0}”),
E0150(XLog.OPS, “Actionexecutor type already registered [{0}]”),
E0160(XLog.OPS, “Could not read admin users file [{0}], {1}”),
E0300(XLog.STD, “Invalid content-type [{0}]”),
E0301(XLog.STD, “Invalid resource [{0}]”),
E0302(XLog.STD, “Invalid parameter [{0}]”),
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