java.lang.NullPointerException: This exception has no message.

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 JIRA by Kevin Normoyle, 1 year ago
This exception has no message.
via JIRA by Kevin Normoyle, 1 year ago
This exception has no message.
via JIRA by Kevin Normoyle, 1 year ago
This exception has no message.
via JIRA by Kevin Normoyle, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at water.exec.Env.allAlive(Env.java:247)
at water.exec.Env.popAry(Env.java:188)
at water.exec.Env.remove_and_unlock(Env.java:327)
at water.api.Exec2.serve(Exec2.java:62)
at water.api.Request.serveGrid(Request.java:137)
at water.Request2.superServeGrid(Request2.java:478)
at water.api.Exec2.serveGrid(Exec2.java:71)
at water.api.Request.serve(Request.java:114)
at water.api.RequestServer.serve(RequestServer.java:372)
at water.NanoHTTPD$HTTPSession.run(NanoHTTPD.java:421)
at java.lang.Thread.run(Thread.java:744)

Users with the same issue

You are the first who have seen this exception.

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.