Hello,
In my case, I use the HARBOURINO preprocessor and patcher, so the source code for the combobox would look like this.
And here are the files that Harbourino needs:
Best regards,
Otto
LOCAL cAlias
USE...
cAlias := ALIAS()
// Habilita Boton Excel en Preview
oReport:bInit := { || ( cAlias )->( DBGOTOP() ) }