I'm trying to run Safari and ipad autobuilds that use the Sauce onDemand Plugin. I'm leaving the SELENIUM_HOST and SELENIUM_PORT fields blank but getting the following error. Almost identical configuration is working for other browsers such as Chrome and Firefox. The console output advised me to report to this group, not sure what's different for Safari/ipad.
FATAL: Null value not allowed as an environment variable: SELENIUM_HOSTjava.lang.IllegalArgumentException <http://stacktrace.jenkins-ci.org/search?query=java.lang.IllegalArgumentException>: Null value not allowed as an environment variable: SELENIUM_HOST at hudson.EnvVars.put(EnvVars.java:168) <http://stacktrace.jenkins-ci.org/search/?query=hudson.EnvVars.put&entity=method> at hudson.EnvVars.put(EnvVars.java:64) <http://stacktrace.jenkins-ci.org/search/?query=hudson.EnvVars.put&entity=method> at hudson.plugins.sauce_ondemand.SauceOnDemandBuildWrapper$1.buildEnvVars(SauceOnDemandBuildWrapper.java:153) <http://stacktrace.jenkins-ci.org/search/?query=hudson.plugins.sauce_ondemand.SauceOnDemandBuildWrapper$1.buildEnvVars&entity=method> at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:605) <http://stacktrace.jenkins-ci.org/search/?query=hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun&entity=method> at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:589) <http://stacktrace.jenkins-ci.org/search/?query=hudson.model.AbstractBuild$AbstractBuildExecution.run&entity=method> at hudson.model.Run.execute(Run.java:1516) <http://stacktrace.jenkins-ci.org/search/?query=hudson.model.Run.execute&entity=method> at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:477) <http://stacktrace.jenkins-ci.org/search/?query=hudson.maven.MavenModuleSetBuild.run&entity=method> at hudson.model.ResourceController.execute(ResourceController.java:88) <http://stacktrace.jenkins-ci.org/search/?query=hudson.model.ResourceController.execute&entity=method> at hudson.model.Executor.run(Executor.java:236) <http://stacktrace.jenkins-ci.org/search/?query=hudson.model.Executor.run&entity=method>