spread.savePDF() 报错

Lynn.Dou

请问如何解决

gc.spread.sheets.pdf.min.js:54 Uncaught TypeError: a.Sma is not a function
at h.<anonymous> (gc.spread.sheets.pdf.min.js:54:1)
at h.d.emit (gc.spread.sheets.pdf.min.js:13:1)
at v (gc.spread.sheets.pdf.min.js:14:1)
at w (gc.spread.sheets.pdf.min.js:14:1)
at h.i.end (gc.spread.sheets.pdf.min.js:14:1)
at c.m (gc.spread.sheets.pdf.min.js:31:1)
at Object.n (gc.spread.sheets.pdf.min.js:16:1)
at c.a [as emit] (gc.spread.sheets.pdf.min.js:16:1)
at U (gc.spread.sheets.pdf.min.js:31:1)
at b (gc.spread.sheets.pdf.min.js:16:1)