Why did not you put these lines in your example:
#AdditionalJar: jxl
#AdditionalJar: Excel
I loaded the coresponding jar and I inserted these lines, but it does not find ReadableWorkbook, ReadableWorkbook.InitializeAsync etc.
#AdditionalJar: jxl
#AdditionalJar: Excel
I loaded the coresponding jar and I inserted these lines, but it does not find ReadableWorkbook, ReadableWorkbook.InitializeAsync etc.