Thank you so much Cris I will try your methods and let you know off the results. Thanks for the quick response!
Cheers Noel On Tue, Jul 31, 2018, 6:44 PM Christopher Schultz < ch...@christopherschultz.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Noel, > > On 7/31/18 2:54 AM, noel joseph wrote: > > Hi, I am rather new to tomcat, I've been trying to embed tomcat in > > a java application. I further want to convert this into a java web > > start file so that on deploying it I can have a separate tomcat > > server for my application. The error I am facing is... > > org.apache.catalina.LifecycleException: A child container failed > > during start. > > A "child container" usually ends up being something like an > application. Do you have any logging enabled? If so, what does the log > say? If not, try enabling logging and then checking the log. Tomcat is > usually pretty verbose about what happened and what it happened to. > > > I tried a couple of methods to solve it but with no use, the error > > still stays. I am using embedded tomcat 8.5.23, I changed it to the > > latest tomcat 9.0.10 which fixed the error but then the server > > didn't start. it just stops at.. WARNING: Creation of secureRandom > > insatnce..... > > If you are hanging on creating SecureRandom, your server (or > workstation) might have run out of cryptographic entropy. This can > happen when you restart a server like Tomcat too rapidly and the OS > doesn't have enough time to re-fill the entropy pool. > > Can you take a thread dump[1] of the running process the next time > this stalls, just to be sure? > > > By reverting back to tomcat 8.5.23 this was solved but again I'm > > facing the child container failed error. > > > > Please let me know if there is a fix to my issue or if there is a > > better version of tomcat that I can use. > > The problem is likely with a component of your application. Logs will > help discover the root of the problem. > > The decision to use Tomcat 8.5 or Tomcat 9.0 has more to do with your > risk-aversion. Both versions are still under active development, but > Tomcat 8.5 is more mature and stable (from a code perspective, not > that it is any more reliable than 9.0). Both versions should be > maintained for the next few years. > > Hope that helps, > - -chris > > [1] > https://wiki.apache.org/tomcat/HowTo#How_do_I_obtain_a_thread_dump_of_my > _running_webapp_.3F > -----BEGIN PGP SIGNATURE----- > Comment: GPGTools - http://gpgtools.org > Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ > > iQIzBAEBCAAdFiEEMmKgYcQvxMe7tcJcHPApP6U8pFgFAltgYMsACgkQHPApP6U8 > pFiNlA//bg52WqByfHyAAEMep0a47ZIZ5Bn8D951/p6k5fht/G31ZlzLXXwYzlBk > Redx7Aozx2JG7C0mfPXKHxcr8TqxPcEFC4LDBPs+ywRNhIkGE+ZQtVfIS9+3Wmz1 > aKUsXiK0DYMiRHoHNY0V0G8Zt6sJNlT0MkFpAVbD3EcHm2vrw8T4G0+9lOslMe01 > Pd172hZ+xE9zpouceFNFPHJVWldwSgxrXNvQOV0VdBVTME7BGMf6yWzJrMxLTNj6 > z8EY501ZZd3awrva+JMRFnzQS4qS7dRBMgIP7qJ5S8LLH+OuWcJ99a1s1AAgX9hq > x+bsuOugiZITz/GAD8+lbTIfiGeZefIALyekYCEwBH8lgMAqlZRhGc+H/5UsFwiX > 1XEgDbaINHOrMWOBFJVAmT6b3pkSt/Rj2mnb0knYjRDVbcmkPyj3P1Px2opQjEkt > adCxpCQYGDQh/Ddy+q0nj7flAkIgGRwQi7jIfLUJRvE00N0QlTNGscbXr+lzbQCr > kh3xrvGsEWhiNluhZAosGmpwQPtcCByV4EBjNpvF4/p3mXEIOm/f+k9X816ian4B > nDJOyjwDhxVFNVfHR7tP991CMPuQnK1SZf8wRj2S91Un9E+QOrtxusAOQch96M0D > 4nKYH3vlduzaeqbdhSa5vAzsTVGffICl6PmowWeNGQ4I4c1vcBI= > =x/SS > -----END PGP SIGNATURE----- > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > >
