Ant タスクの一部が FDT で失敗します。通常、エラーは次のとおりです。
BUILD FAILED
Problem: failed to create task or type fdt.invoke.launchConfiguration
Cause: The name is undefined.
Action: Check the spelling.
Action: Check that any custom tasks/types have been declared.
Action: Check that any <presetdef>/<macrodef> declarations have taken place
何が起こっている?