SOLUTION: The command-line is too long , so use a local input script . To create/use an local input script: -------------------------------------------------------------
Another option is to set the WCL environment variable. You can accomplish basically the same thing, but you don't need a temporary file created every time you invoke the compiler, so it's faster. Builder's %setenv built-in operation allows you to specify VERY large environment variable values, so you won't run into command line length limits.