Hi everyone! I am working with the Pyspark interpreter in a Zeppelin notebook, and I want to use "pandas" library functionalites, but when I try this command: import pandas as pd I get the next error message: Traceback (most recent call last): File "/tmp/zeppelin_pyspark-2633231603377305574.py", line 239, in <module> eval(compiledCode) File "<string>", line 1, in <module> ImportError: No module named pandas I have already installed Pandas in my Virtual Machine where Zeppelin is running, and restart ambari-server as it's explained in the next post: http://stackoverflow.com/questions/39221959/zeppelin-unable-to-import-pandas-numpy-scipy/39254183#39254183 How could I do? ... View more

Hi everyone! I am new on Hortonworks and I recently installed HDP in my 2 node cluster; but the problema I have is that not all the components were installed correctly, and I have some critical alerts in the dashboard of Ambari web interface. I get the next errors: "Connection failed <<name_host>>:<<port>> (<urlopen error [Errno 111] Connection refused>)" Why is that error happening? Thank you so much! ... View more

Hi everyone! I am trying to create a cluster and in the "step 8 : Review" I get the next error when I click on the "Deploy -->" button: "Upload Version Definition File Error" "An internal system exception occurred: Base url http://public-repo-1.hortonworks.com/HDP/sles12/2.x/updates/2.5.0.0 is already defined for another repository version. Setting up base urls that contain the same versions of components will cause stack upgrade to fail." What does it happen? What can I do to solve the problem? Thank you so much! ... View more