IndexOutOfBoundsException on save still exists

[quaff]

eclipse error log.txt

eclipse:
Version: 2021-06 (4.20.0)
Build id: 20210612-2011

Spring Java Format: 0.0.28

---

Gradle 7.2

Build time: 2021-08-17 09:59:03 UTC
Revision: a773786b58bb28710e3dc96c4d1a7063628952ad

Kotlin: 1.5.21
Groovy: 3.0.8
Ant: Apache Ant(TM) version 1.10.9 compiled on September 27 2020
JVM: 11.0.12 (Homebrew 11.0.12+0)
OS: Mac OS X 11.5.2 x86_64

[wilkinsona]

Eclipse 2021-06 is not yet supported. See #277.