This compiler error will occur if a call to either the inc/dec operators contains the syntax error mentioned in the error message's title.

For example:

if nRunDate in [6,7]
   inc nRunDate)
   inc(nRunDate
   dec nRunDate)
   dec(nRunDate
endif

The above highlighted code corresponds to the present error message.

Topic 109620, last updated on 18-Apr-2020