java.lang.IllegalArgumentException: Comparison method violates its general contract! after giving feedback - Githubissues

InteractiveFaultLocalization / iFL4Eclipse

iFL for Eclipse is an Eclipse plug-in for supporting interactive fault localization for Java projects developed in this environment.

Eclipse Public License 2.0

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java.lang.IllegalArgumentException: Comparison method violates its general contract! after giving feedback #167

Open brita-sed opened 4 years ago

brita-sed commented 4 years ago

Precondition

.../eclipse.exe has launched.
iFL plugin has been installed.

Steps

Select a project.
Click iFL button.
Load scores... button.
Make different operations, like:

Select and deselect elements
Load wrong score table, then load the right one
Sort / order by different values.
Set different context based feedback

Finally select an element with feedback, the set feedbacks again.

Expected results

Giving feedback will perform correctly.

Received results

!MESSAGE Unhandled event loop exception !STACK 0 java.lang.IllegalArgumentException: Comparison method violates its general contract!

illegal_argument_feedback_log.txt

Related issue:

166

Environment:

Package: https://github.com/sed-szeged/iFL4Eclipse/releases/tag/V2.fix-feedback-dialog-bugs
Operating System: Windows 10 Pro, 64 bit
Eclipse version: 2019-09 R (4.13.0)