If you are troubleshooting a "broken" installation, check these common fixes:
Consider JDeveloper or 12.2.1.5.0 (more stable, still available): jdeveloper 101350 download fixed
: Users can still manually download and install extensions via the JDeveloper Extensions Exchange by selecting "Install from a Local File" in the update wizard. Performance Benchmarks If you are troubleshooting a "broken" installation, check