General Metric translation issue

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Create a metric at the domain level (general) and do not create any metric  
specific to the problem instance
2. Translate the domain to pddl
3. Translate the problem to pddl

What is the expected output? What do you see instead?
The translation of the problem instance is blank. The problems occurs only at 
this situattion. It is giving an expection when reading the domain metrics when 
the specific metrics are completly empty.


Please use labels and text to provide additional information.

Original issue reported on code.google.com by [email protected] on 30 Dec 2010 at 3:53

[GoogleCodeExporter]

fixed for the next release (e.g. 4.0)

Original comment by [email protected] on 30 Dec 2010 at 3:53