Error "This is a writable tree with No root." while Executing createReportsServerInstance Command in Reports 12c

(Doc ID 2098157.1)

Last updated on APRIL 04, 2017

Applies to:

Oracle Reports Developer - Version and later
Information in this document applies to any platform.


On : version, SQL*ReportWriter

When attempting to use createReportsServerInstance() command after a new install in order to get a new standalone Reports Server the following error is displayed:



Location changed to edit custom tree. This is a writable tree with No root.

For more help, use help('editCustom')

Traceback (innermost last):

  File "<console>, line 1, in ?

  File "<$OH>ReportsServerComponent/plugins/wlst/repserver-wlst-dependencies.jar!/wlstScriptDir/" line 15


  File "<iostream>", line 553, in raiseWLSTException

WLSTException: Error occurred while performing cd: Attribute oracle.reports:Type=ReportsServerComponent, Name=ReportsServerComponenManager not found.





The issue can be reproduced at will with the following steps:
1. Install Fusion Middleware , Forms and Reports 12c (Oracle Forms and Reports 12c (
2. Try to follow post installation steps before using Reports executing commands using wlst:

             > createReportsToolsInstance()


             > createReportsServerInstance()


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