Thanks, Christian. The rest of the stack trace was just many lines of "at org.basex.index.query.FTIndexIterator$2.pos(FTIndexIterator.java:74)" until the end:
[qtp1546693040-47] WARN org.eclipse.jetty.server.handler.ErrorHandler - Error page too large: 500 java.lang.StackOverflowError Request(POST //10.5.157.229:10214/dba/query-eval)@7dcadc62
[qtp1546693040-47] INFO org.eclipse.jetty.server.handler.ErrorHandler - Disabling showsStacks for ErrorPageErrorHandler@53032c30{STARTED}
Best regards,
Tim
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Tim A. Thompson
Metadata Librarian
Yale University Library