Upgrading IBM Rational ClearCase on Microsoft Windows from 220.127.116.11 (or earlier) to 18.104.22.168 (or later), or from 22.214.171.124 (or earlier) to 126.96.36.199 (or later) will cause a nondefault value for the version-extended name suffix is reset to the default value, @@.
The nondefault value of the version-extended name suffix has been reset to the default.
Resolving the problem
To restore your custom value:
- Select IBM Rational ClearCase > Home base > Administration > Control Panel > MVFS
- Edit the value of Extended Naming Suffix
- Restart ClearCase