I think you may need to set the XValues for all the series:
With ActiveSheet.ChartObjects("Chart 1").Chart
.FullSeriesCollection(1).Values = "=Sheet1!$I$22:$U$22" 'I've used columns I:U - adjust yourself.
.FullSeriesCollection(2).Values = "=Sheet1!$I$23:$U$23"
.FullSeriesCollection(3).Values = "=Sheet1!$I$24:$U$24"
.FullSeriesCollection(4).Values = "=Sheet1!$I$25:$U$25"
.FullSeriesCollection(5).Values = "=Sheet1!$I$26:$U$26"
.FullSeriesCollection(1).XValues = "=Sheet1!$I$21:$U$21"
.FullSeriesCollection(2).XValues = "=Sheet1!$I$21:$U$21"
.FullSeriesCollection(3).XValues = "=Sheet1!$I$21:$U$21"
.FullSeriesCollection(4).XValues = "=Sheet1!$I$21:$U$21"
.FullSeriesCollection(5).XValues = "=Sheet1!$I$21:$U$21"
End With
Alternatives:
With ActiveSheet.ChartObjects("Chart 1").Chart
.FullSeriesCollection(1).Values = Range("$D$22:$X$22")
.FullSeriesCollection(2).Values = Range("$D$23:$X$23")
.FullSeriesCollection(3).Values = Range("$D$24:$X$24")
.FullSeriesCollection(4).Values = Range("$D$25:$X$25")
.FullSeriesCollection(5).Values = Range("$D$26:$X$26")
.FullSeriesCollection(1).XValues = Range("$D$21:$X$21")
.FullSeriesCollection(2).XValues = Range("$D$21:$X$21")
.FullSeriesCollection(3).XValues = Range("$D$21:$X$21")
.FullSeriesCollection(4).XValues = Range("$D$21:$X$21")
.FullSeriesCollection(5).XValues = Range("$D$21:$X$21")
End With
or:
Set SceDataRng = Range("D21").CurrentRegion
With ActiveSheet.ChartObjects("Chart 1").Chart
.FullSeriesCollection(1).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(2).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(3).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(4).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(5).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(1).Values = SceDataRng.Rows(2)
.FullSeriesCollection(2).Values = SceDataRng.Rows(3)
.FullSeriesCollection(3).Values = SceDataRng.Rows(4)
.FullSeriesCollection(4).Values = SceDataRng.Rows(5)
.FullSeriesCollection(5).Values = SceDataRng.Rows(6)
End With
or:
Set SceDataRng = Range("D21").CurrentRegion
With ActiveSheet.ChartObjects("Chart 1").Chart
For i = 1 To 5
.FullSeriesCollection(i).XValues = SceDataRng.Rows(1)
.FullSeriesCollection(i).Values = SceDataRng.Rows(i + 1)
Next i
End With
(using the attachment at ExcelForum)