Bytecode Visualizer 3.4 is obsolete and has been superseded by Bytecode Visualizer 3.4SR1.
Bytecode Visualizer 3.4SR1 is compatible with Eclipse 3.4 Ganymede and
offers the same functionality as
Bytecode Visualizer 3.5.
Please follow this guide to migrate from Bytecode Visualizer 3.4 to Bytecode Visualizer 3.4SR1.