Chimera doesn’t run

Owned by Elena Sviridenko (Unlicensed)
Last updated: Oct 22, 2019 by Alexandr Kudentsov (Unlicensed)
1 min read


Java runtime is not installed, has wrong version or is corrupted

Chimera requires Java Runtime version 1.2 or later. In both cases, you need to re-install your java runtime (1.2 or later, see link at bottom of page). Once you have re-installed the Java runtime engine, it may be necessary to re-install Chimera.


X server is refusing connection

Unix users may find the application returning errors of the form:

cannot connect to server :0: connection refused

In this case, it is necessary to alter the security of the X server to allow the user access to the graphical environment.
As root, run the command: xhost +


Chimera exception in thread “main” java.lang.NoClassDefFoundError javax.swing

chimera Exception in thread "main" java.lang.NoClassDefFoundError
Caused by: java.lang.ClassNotFoundException: javax.swing

You either use an old version of the Java Runtime (V1.1 or older) or ‘GCJ’ – the gnu compiler for java, which currently does not support AWT or Swing.
…hence the ‘java.lang.ClassNotFoundException: javax.swing.JTextArea’
Please download the Sun Java J2SE runtime (Version 1.2 or later) from java.com