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Posted to issues@madlib.apache.org by "Frank McQuillan (JIRA)" <ji...@apache.org> on 2017/09/21 20:33:00 UTC
[jira] [Updated] (MADLIB-1161) DT: Trees trained by MADlib < 1.12
fail when predicted on 1.12
[ https://issues.apache.org/jira/browse/MADLIB-1161?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Frank McQuillan updated MADLIB-1161:
------------------------------------
Priority: Minor (was: Major)
> DT: Trees trained by MADlib < 1.12 fail when predicted on 1.12
> --------------------------------------------------------------
>
> Key: MADLIB-1161
> URL: https://issues.apache.org/jira/browse/MADLIB-1161
> Project: Apache MADlib
> Issue Type: Bug
> Components: Module: Decision Tree
> Reporter: Rahul Iyer
> Priority: Minor
> Fix For: v2.0
>
>
> Report from Scott Gai
> After upgrade madlib package from 1.11 to 1.12, the tree decision modles which were trained prior to upgrade started to fail with errors like below
> {code}
> ERROR: KeyError: 'null_proxy' (plpython.c:4656) CONTEXT: Traceback (most recent call last): PL/Python function "tree_predict", line 19, in <module> return decision_tree.tree_predict(**globals()) PL/Python function "tree_predict", line 1759, in tree_predict PL/Python function "tree_predict" ********** Error ********** ERROR: KeyError: 'null_proxy' (plpython.c:4656) SQL state: XX000 Context: Traceback (most recent call last): PL/Python function "tree_predict", line 19, in <module> return decision_tree.tree_predict(**globals()) PL/Python function "tree_predict", line 1759, in tree_predict PL/Python function "tree_predict"
> {code}
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