This page lists FreeBASIC errors and common causes.
You have used the same name for two things. One example of this is repeating a label.
Expected End-of-Line, found 'something'
This can happen if you forget a comma in a data statement.
data "thor", "loki" "athena"
In this case, the error would be : Expected End-of-Line, found 'athena'
Expected identifier, found ','
This can be caused by mistakenly typing two commas instead of one.
read j$(e),, k$(e), l$(e)