Quick Links
Frequently Asked Questions
Astah Professional
- Does Astah support any features for Team Development?
- End-User License Agreement
- How to run Astah on Linux
- How to run Astah on Mac OS
- I am unable to open Astah Files
- I cannot import Java source code.
- I cannot shorten the length of some ExcutionSpecifications in Sequence Diagrams
- It takes too long to save, or Astah seems frozen when I save a project file
- My computer freezes when I exit Astah
- My input is not displayed in real-time when I edit diagrams
- The Astah window on my computer flickers and my PC restarts
- When I am typing the contents do not appear in the Diagram Editor.
- Where can I find information of a particular version of Astah?
- Why are class diagrams not generated by the "import Java" function?
- Why does the "Export HTML" function not work?
Features
- Can I convert source code and diagrams using Astah?
- Can I import/export model data to/from other tools?
- Can I obfuscate my .asta file for a bug report?
- Can I paste diagrams in Microsoft Word, Excel or PowerPoint?
- Can I sort the order of Entities by physical name when I export an Entity Definition Report?
- Does Astah Support Object Diagrams?
- How do I customize the format for an Entity Definition Report?
- How do I represent Actors in a Sequence Diagram?
- Is there any way to share .asta models with people who do not have Astah?
License, etc.
- Can I extend my Timed License and How?
- Can I transfer my license to someone else? How?
- Can I use my personal License on a computer at work?
- Can I use the free version of Astah for commercial projects?
- Do you provide Support for Astah?
- Does the Timed License Key file transfer automatically when I change a machine to use Astah with a Timed License?
- How can I extend my support period?
- How can I see my license information?
- How do I register a Timed License or add a new Timed License?
- How do I register an Astah Professional Support Renewal License?
- How do I register an Astah User License?
- How do Support Renewal Licenses apply?
- How do Timed Licenses apply?
- How much does it cost to extend my support?
- I get an error saying ʺThe selected license is not valid, the original license is installedʺ when I try to set up the license key file.
- I lost my license key file (.xml). Can it be reissued?
- I lost my Validation Code. Where can I find it?
- My support has been expired for more than a year. Can I still renew my support?
- What happens when my support period expires?
- What kind of support do we receive during a support period?
- When should I purchase a Timed License?
Setup / System Requirements
- How can I change a Machine to use Astah?
- How can I increase the performance of Astah?
- I cannot start up Astah
- I get a warning "J2SDK version is old"
- I want to use a specific version of the JavaVM
- Where can I find an Astah log file?
- Where can I find Property files for Astah?
- Which file opens as a default model?


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