Hi Buddy, that looks like a bug.
Would you mind sharing your XQuery or a SSCE? I think this is definitely something we might want to have a look at :-) Best from Konstanz Michael > Am 03.06.2019 um 13:12 schrieb Buddy Kresge <buddy.kre...@known2u.com>: > > I am all of a sudden getting the below error (and things were working just > fine – weird). Works fine in 9.1.2 but not in 9.2.X. Any guidance would be > greatly appreciated. > > Note: I tried to send you an email with the full stack trace, but the > moderator rejected it because the email was too long. I’ve cut down the > size, but you now no longer have the full stack trace. If you need the full > stack trace, please let me know how you’d like that shared with you. > > Thanks, > Buddy > > Error: > Improper use? Potential bug? Your feedback is welcome: > Contact: basex-talk@mailman.uni-konstanz.de > <mailto:basex-talk@mailman.uni-konstanz.de> > Version: BaseX 9.2 > Java: AdoptOpenJdk, 1.8.0_202 > OS: Windows 10, amd64 > Stack Trace: > java.lang.ArrayIndexOutOfBoundsException: 1 > at org.basex.query.expr.Preds.simplify(Preds.java:215) > at org.basex.query.expr.Filter.optimize(Filter.java:82) > at org.basex.query.expr.Filter.inline(Filter.java:260) > at org.basex.query.expr.gflwor.ForLet.inline(ForLet.java:66) > at org.basex.query.expr.gflwor.GFLWOR.inline(GFLWOR.java:804) > at > org.basex.query.expr.gflwor.GFLWOR.inlineLets(GFLWOR.java:339) > at org.basex.query.expr.gflwor.GFLWOR.optimize(GFLWOR.java:106) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:98) > at org.basex.query.expr.If.compile(If.java:63) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.expr.gflwor.ForLet.compile(ForLet.java:43) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:88) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncCall.compile(StaticFuncCall.java:64) > at org.basex.query.expr.gflwor.GFLWOR.compile(GFLWOR.java:94) > at org.basex.query.func.StaticFunc.comp(StaticFunc.java:69) > at > org.basex.query.func.StaticFuncs.compile(StaticFuncs.java:184) > at > org.basex.query.func.fn.FnFunctionLookup.opt(FnFunctionLookup.java:34) > at > org.basex.query.func.StandardFunc.optimize(StandardFunc.java:77) > at org.basex.query.expr.Arr.compile(Arr.java:43)