Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by ertanden
, 1 year ago
The argument 'command' must not be null or empty.
via Google Groups by Rohit, 2 years ago
The used key [gender] is not indexed in the targeted index [indexuserFullName]
via Google Groups by Jaime Requena, 2 years ago
resource / customProfileDirCUSTFFCHROME relative to org.openqa.selenium.server.browserlaunchers.FirefoxChromeLauncher not found.
via Google Groups by Dustin Davidson, 10 months ago
via GitHub by alexrs
, 7 months ago
A MovingRoadUser can not be added on an already occupied position (1140.0,90.0).
via Apache's JIRA Issue Tracker by Alexander Alten-Lorenz, 1 year ago
java.lang.IllegalArgumentException: The argument 'command' must not be null or empty.	at com.google.common.base.Preconditions.checkArgument(Preconditions.java:122)	at org.eclipse.smarthome.core.items.events.ItemEventFactory.assertValidArguments(ItemEventFactory.java:344)	at org.eclipse.smarthome.core.items.events.ItemEventFactory.createCommandEvent(ItemEventFactory.java:186)	at org.eclipse.smarthome.core.items.events.ItemEventFactory.createCommandEvent(ItemEventFactory.java:204)	at org.openhab.io.hueemulation.internal.HueEmulationServlet.apiState(HueEmulationServlet.java:269)	at org.openhab.io.hueemulation.internal.HueEmulationServlet.service(HueEmulationServlet.java:221)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:587)	at org.ops4j.pax.web.service.jetty.internal.HttpServiceServletHandler.doHandle(HttpServiceServletHandler.java:70)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)	at org.ops4j.pax.web.service.jetty.internal.HttpServiceContext.doHandle(HttpServiceContext.java:271)	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)	at org.ops4j.pax.web.service.jetty.internal.JettyServerHandlerCollection.handle(JettyServerHandlerCollection.java:80)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)	at org.eclipse.jetty.server.Server.handle(Server.java:499)	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)	at java.lang.Thread.run(Thread.java:745)