I have installed dataiku, everything seems to work fine except that when connecting to the UI, the following message appears : "Oops: an unexpected error occured
If this happens again, please use Feedback to tell us more about what you were doing.
NullPointerException
HTTP code: 500, type: java.lang.NullPointerException".
Nginx logs show those errors : " nginx: [alert] could not open error log file: open() "/var/log/nginx/error.log" failed (13: Permission denied)
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/shaker/get_processors_library/ HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/shaker/get_processors_library/", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/shaker/list-custom-formulas-functions HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/shaker/list-custom-formulas-functions", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/shaker/get-expression-syntax HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/shaker/get-expression-syntax", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/datasets/get-types/ HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/datasets/get-types/", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/datasets/get-common-charsets/ HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/datasets/get-common-charsets/", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/datasets/get-format-types/ HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/datasets/get-format-types/", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
2016/04/18 05:13:50 [error] 12211#0: *2 connect() failed (111: Connection refused) while connecting to upstream, client: 10.0.2.15, server: , request: "GET /dip/api/get-configuration HTTP/1.1", upstream: "
http://127.0.0.1:65001/dip/api/get-configuration", host: "quickstart.cloudera:65000", referrer: "
http://quickstart.cloudera:65000/"
nginx: [alert] could not open error log file: open() "/var/log/nginx/error.log" failed (13: Permission denied)
nginx: [alert] could not open error log file: open() "/var/log/nginx/error.log" failed (13: Permission denied)"
What should I do ?