The last three queries cause exception because the "Index:" is not a simple word but a not completed term. The "Index" is a recognized integer field that is managed by an IntegerIndexHandler. The IntegerIndexHandler cannot parse the asterisk (*) characters and throws an exception e.g.:
When typing a query in the command palette, queries like this are executed per keystroke ('@@@@' is the current text):
If the desired query is 'Index:42' the following queries are requested (focusing only on the query):
The last three queries cause exception because the "Index:" is not a simple word but a not completed term. The "Index" is a recognized integer field that is managed by an IntegerIndexHandler. The IntegerIndexHandler cannot parse the asterisk (*) characters and throws an exception e.g.:
These errors flood the log because every exception appears with the full stack trace.