Issues with macros and formulas in Excel

Question

I\'m having problems when inserting a formula from a macro in Excel. I managed to insert exactly the same value that I have on another cell where the formula is working perf

Answer 1

Please refer to the answer by Monster for the correct solution to the problem.

I have to leave this answer here until it is "unaccepted", and then I will be able to delete it.

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To enter locale-dependent formulas, you need to use FormulaLocal:

Cells(LastRow + 1, 3).FormulaLocal = "=SI.ERROR(BUSCARV(B" & laststr & " , Datos!A2:E52, 3), """")"