The following strategy causes Zorro to crash. The crash happens between the 1st and 2nd cycle. There is nothing interesting in the diag file. There are no errors except for the crash.

Code:
function run() {
	NumYears = 2;
	LookBack = 471;
	BarPeriod = 15;
	Stop = 6 * ATR(100);
	TakeProfit = 2 * ATR(100);
	set(RULES);
	Hedge = 2;
	NumWFOCycles = 5;

	MAMA(series(day(2)), 0.24, 0.023);
	var v1 = NumRiseFall(series(rFAMA), 95);
	var v2 = HighPass1(series(Mom(series((var)CDLSpinningTop()), 95)), 64);
	var v3 = HighPass1(series(AO(series(AroonOsc(36)))), 106);
	MACDFix(series(HighPass1(series((var)CDLSpinningTop()), 64)), 104);
	var v4 = rMACDSignal;
	BBands(series(FractalHigh(series(AroonOsc(67)), 102)), 60, 2.5, 2.4, MAType_EMA);
	var v5 = rRealMiddleBand;
	MACDFix(series(priceHigh(3)), 104);
	var v6 = NumRiseFall(series(rMACDSignal), 72);
	StochF(35, 67, MAType_T3);
	var v7 = LinearRegIntercept(series(FractalHigh(series(rFastD), 58)), 111);
	MACDFix(series(LinearRegIntercept(series(day(0)), 111)), 67);
	var v8 = rMACDSignal;

	var input1 = v1 * -0.00110547
	+ v2 * 0.00222760
	+ v3 * 0.04020708
	+ v4 * 0.01128430
	+ v5 * 0.06875866
	+ v6 * -0.16419055
	+ v7 * -0.05423703
	+ v8 * -0.01516895;
	var input2 = v1 * 0.02346427
	+ v2 * -0.00026231
	+ v3 * -0.12346860
	+ v4 * -0.00459414
	+ v5 * 0.01890352
	+ v6 * -0.04114520
	+ v7 * 0.00925573
	+ v8 * 0.01288936;
	var input3 = v1 * -0.02614581
	+ v2 * -0.00536007
	+ v3 * 0.16492536
	+ v4 * -0.00286681
	+ v5 * 0.11514686
	+ v6 * 0.06602972
	+ v7 * -0.09581744
	+ v8 * 0.03452591;
	var input4 = v1 * 0.04176300
	+ v2 * 0.01472879
	+ v3 * 0.09870978
	+ v4 * 0.04768938
	+ v5 * -0.04415341
	+ v6 * -0.07404330
	+ v7 * 0.06831789
	+ v8 * -0.01451993;
	var input5 = v1 * -0.01390801
	+ v2 * 0.04040977
	+ v3 * 0.08363368
	+ v4 * -0.01162885
	+ v5 * -0.00704222
	+ v6 * -0.00270083
	+ v7 * 0.06368790
	+ v8 * -0.00778374;
	var input6 = v1 * 0.05484640
	+ v2 * -0.05112688
	+ v3 * 0.14928488;
	var input7 = v1 * -0.01981788
	+ v2 * 0.10429744
	+ v3 * -0.01295508;
	var input8 = v1 * 0.09492292
	+ v2 * 0.15706923
	+ v3 * -0.03908688;
	var input9 = v1 * -0.34940018
	+ v2 * -0.00191789
	+ v3 * 0.02051273;
	var input10 = v1 * 0.14940054
	+ v2 * -0.04275530
	+ v3 * 0.03295050;

	if(adviseLong(DTREE, 0, input1, input2, input3,
                      input4, input5, input6, input7,
                      input8, input9, input10) > 0) {
          enterLong();
	}
}


Log has
Code:
Rules: bug3  2012..2013
Prediction accuracy: 34%
Rules stored in bug3_EURUSD_1.c


Last few lines of diag file look like they are from Cycle1.
Code:
Trade 2821179
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Trade 2821280
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Trade 2821381
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Trade 2821482
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Trade 2821583
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run 28216
return
Exit Loop TA-Lib Series