OWB Design Client Fails To Start With VM Initialisation Error: Could not reserve enough space for object heap (Doc ID 388087.1)

Last updated on MAY 09, 2017

Applies to:

Oracle Warehouse Builder - Version 10.2 to 11.1 [Release 10.2 to 11.1]
Information in this document applies to any platform.
***Checked for relevance on 19-Dec-2013***


Symptoms

OWB Design Client does not startup. When starting owbclient.bat in a DOS-box, the following error occurs:

D:\OwbHome\owb\bin\win32>call setowbenv.bat
Error occurred during initialization of VM
Could not reserve enough space for object heap


Note that this issue can even occur when having enough available physical memory.

Cause

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