The issue described on this page only affects some Windows systems upgrading from an earlier version to 0.9.8. Other operating systems are not affected.

This issue has been corrected as of the 0.9.8.1 release.

There are two possible ways to resolve this problem.

Option 1

  1. Stop I2P
  2. Browser to %APPDATA%\I2P or wherever your I2P data dir is
  3. Delete the files router.info and router.keys
  4. Start I2P

Option 2

Upgrade your I2P installation to to 0.9.8.1 by following the instructions here.