# Fatal Error Kibana: Unknown error while connecting to Elasticsearch **URL:** \ **Category:** Elasticsearch\ **Created:** [March 18, 2015, 3:38pm UTC](https://discuss.elastic.co/t/fatal-error-kibana-unknown-error-while-connecting-to-elasticsearch/22739 "2015-03-18T15:38:46Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![omar\_ben\_salem](https://avatars.discourse-cdn.com/v4/letter/o/13edae/32.png) [@omar\_ben\_salem](https://discuss.elastic.co/u/omar_ben_salem)\ **Post date:** [March 18, 2015, 3:38pm UTC](https://discuss.elastic.co/t/fatal-error-kibana-unknown-error-while-connecting-to-elasticsearch/22739/1 "2015-03-18T15:38:46Z")
While trying to acces to kibana, I have this following error : [https://lh4.googleusercontent.com/--5\_VfbqFhD8/VQmb1r3QRtI/AAAAAAAAAF0/YB-ClJLAzaE/s1600/kibana.PNG](https://lh4.googleusercontent.com/--5_VfbqFhD8/VQmb1r3QRtI/AAAAAAAAAF0/YB-ClJLAzaE/s1600/kibana.PNG) Any idea why is that happening and how to fix it? Best regards, Omar, -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com). For more options, visit [https://groups.google.com/d/optout](https://groups.google.com/d/optout). ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [March 18, 2015, 4:39pm UTC](https://discuss.elastic.co/t/fatal-error-kibana-unknown-error-while-connecting-to-elasticsearch/22739/2 "2015-03-18T16:39:27Z")
Internal server error means KB had an issue. I'd go check the logs from when you started it and see what they say. On 18 March 2015 at 08:38, BEN SALEM Omar [omar.bensalem@esprit.tn](mailto:omar.bensalem@esprit.tn) wrote: > While trying to acces to kibana, I have this following error : > > [https://lh4.googleusercontent.com/--5\_VfbqFhD8/VQmb1r3QRtI/AAAAAAAAAF0/YB-ClJLAzaE/s1600/kibana.PNG](https://lh4.googleusercontent.com/--5_VfbqFhD8/VQmb1r3QRtI/AAAAAAAAAF0/YB-ClJLAzaE/s1600/kibana.PNG) > Any idea why is that happening and how to fix it? > Best regards, > Omar, > > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). > To view this discussion on the web visit > [https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com) > [https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com?utm\_medium=email&utm\_source=footer](https://groups.google.com/d/msgid/elasticsearch/ff21c9c5-f38f-499e-91e9-7a11172a4298%40googlegroups.com?utm_medium=email&utm_source=footer) > . > For more options, visit [https://groups.google.com/d/optout](https://groups.google.com/d/optout). -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/CAEYi1X9yoz9twG4T2msLxwU1wzNKid3CkHjkYWXrMyxzT5920g%40mail.gmail.com](https://groups.google.com/d/msgid/elasticsearch/CAEYi1X9yoz9twG4T2msLxwU1wzNKid3CkHjkYWXrMyxzT5920g%40mail.gmail.com). For more options, visit [https://groups.google.com/d/optout](https://groups.google.com/d/optout). ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 12:25am UTC](https://discuss.elastic.co/t/fatal-error-kibana-unknown-error-while-connecting-to-elasticsearch/22739/3 "2017-07-06T00:25:52Z")