Executed the test plan from https://bugs.kde.org/show_bug.cgi?id=396535;
```
balooctl disable
balooctl enable
mkdir ~/test1 ~/test2 ~/test1-test
balooctl config add excludeFolders ~/test1
balooctl config add excludeFolders ~/test2
balooctl config add excludeFolders ~/test1-test
```
If it worked, it works nowyou don't get any errors.