Opening and upgrading pre-v8.0 models might run out of memory or take a long time

Technote (troubleshooting)


Upgrading very large and highly fragmented pre- v8.0 models to the v8.0 format might cause a run-out-of-memory error or take a long time.


Opening or upgrading a large, highly fragmented pre-v8.0 model to v8.0 takes more than 10 minutes or throws an OutOfMemoryException.


Migration triggers the loading of models referenced by the model currently being migrated.

Resolving the problem

Use the following work-around to eliminate this issue:

  1. If the application is running, close it.
  2. Locate the “eclipse.ini” file in the installation SDP folder, for example on Windows: “C:\Program Files\IBM\SDP\eclipse.ini
  3. Open the “eclipse.ini” file with a text editor.
  4. Put the following text on a new line at the end of the file:
  5. Start the product and migrate your models.

Cross Reference information
Segment Product Component Platform Version Edition
Software Development Rational Software Architect for WebSphere Software Modeling Linux, Windows 8.0
Software Development Rational Software Architect RealTime Edition Modeling Linux, Solaris, Windows 8.0

Document information

More support for:

Rational Software Architect

Software version:


Operating system(s):

Linux, Windows

Reference #:


Modified date:


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