diff --git a/Packages/MIES/MIES_SweepFormula_PSX.ipf b/Packages/MIES/MIES_SweepFormula_PSX.ipf
index efc35f103e..f29d27a681 100644
--- a/Packages/MIES/MIES_SweepFormula_PSX.ipf
+++ b/Packages/MIES/MIES_SweepFormula_PSX.ipf
@@ -1120,6 +1120,8 @@ static Function/WAVE PSX_OperationStatsImpl(string graph, string id, WAVE/WAVE r
 	numRanges = DimSize(allRanges, ROWS)
 	WaveClear rangeParam
 
+	Make/D/FREE/N=(0, 2) allResolvedRanges
+
 	WAVE/Z eventContainerFromResults = PSX_GetEventContainerFromResults(id)
 	WAVE/Z eventContainer            = PSX_GetEventContainer(graph, requestID = id)
 
@@ -1161,8 +1163,16 @@ static Function/WAVE PSX_OperationStatsImpl(string graph, string id, WAVE/WAVE r
 				EnsureLargeEnoughWave(allEvents, indexShouldExist = idx)
 				allEvents[idx] = events
 				idx += 1
-
 				WaveClear events
+
+				WAVE/Z numericalValues = BSP_GetLogbookWave(graph, LBT_LABNOTEBOOK, LBN_NUMERICAL_VALUES, sweepNumber = sweepNo)
+				WAVE/Z textualValues = BSP_GetLogbookWave(graph, LBT_LABNOTEBOOK, LBN_TEXTUAL_VALUES, sweepNumber = sweepNo)
+				SFH_ASSERT(WaveExists(textualValues) && WaveExists(numericalValues), "LBN not found for sweep " + num2istr(sweepNo))
+
+				[WAVE resolvedRanges, WAVE/T epochRangeNames] = SFH_GetNumericRangeFromEpoch(numericalValues, textualValues, range, sweepNo, chanType, chanNr)
+				ASSERT(DimSize(resolvedRanges, COLS) == 1, "psxStats does not support epoch wildcards")
+
+				Concatenate/NP {resolvedRanges}, allResolvedRanges
 			endfor
 
 			Redimension/N=(idx) allEvents
@@ -1362,6 +1372,8 @@ static Function/WAVE PSX_OperationStatsImpl(string graph, string id, WAVE/WAVE r
 
 	Redimension/N=(index) output
 
+	ASSERT(AreIntervalsIntersecting(allResolvedRanges), "Can't work with multiple intersecting ranges")
+
 	// PSX_MouseEventSelection works for "nothing" and "log10" post processing
 
 	// we assume here that all event waves have the same X/Y data units
diff --git a/Packages/tests/Basic/UTF_SweepFormula_PSX.ipf b/Packages/tests/Basic/UTF_SweepFormula_PSX.ipf
index 7223bed42c..3a24c7805e 100644
--- a/Packages/tests/Basic/UTF_SweepFormula_PSX.ipf
+++ b/Packages/tests/Basic/UTF_SweepFormula_PSX.ipf
@@ -991,6 +991,39 @@ static Function StatsWorksWithResultsSpecialCases([STRUCT IUTF_mData &m])
 	endfor
 End
 
+static Function StatsComplainsAboutIntersectingRanges()
+
+	string browser, device, formulaGraph, comboKey, id
+
+	[browser, device, formulaGraph] = CreateFakeDataBrowserWithSweepFormulaGraph()
+
+	[WAVE range0, WAVE selectData] = GetFakeRangeAndSelectData()
+
+	// 1st event wave
+	WAVE/Z psxEvent = GetEventWave(comboIndex = 0)
+	comboKey = MIES_PSX#PSX_GenerateComboKey(browser, selectData, range0)
+	id = "myID"
+	FillEventWave_IGNORE(psxEvent, id, comboKey)
+
+	Duplicate/FREE range0, range1
+
+	// 2nd event wave where we shift the range
+	WAVE/Z psxEvent = CreateEventWaveInComboFolder_IGNORE(comboIndex = 1)
+	range1[] += 0.5 * (range0[1] - range0[0])
+	comboKey = MIES_PSX#PSX_GenerateComboKey(browser, selectData, range1)
+	id = "myID"
+	FillEventWave_IGNORE(psxEvent, id, comboKey)
+
+	Make/FREE/WAVE allRanges = {range0, range1}
+
+	try
+		MIES_PSX#PSX_OperationStatsImpl(browser, id, allRanges, selectData, "amp", "all", "nothing")
+		FAIL()
+	catch
+		CHECK_NO_RTE()
+	endtry
+End
+
 Function/WAVE FakeSweepDataGeneratorPSXKernel(WAVE sweep, variable numChannels)
 
 	variable pnts = 1001