Invalid GLOBAL clause

  Explanation:  This data-item either:

    a. does not have an explicit name.

    b. is not an 01 or 77 item.

    c. is not defined in the File or Working-Storage Sections.

  User Action:  You must take one of the following actions:

    a. Remove the GLOBAL clause.

    b. Check entries that contain the GLOBAL clause and make
       certain they are named.

    c. Check your program to ensure that the GLOBAL clause is
       an 01 or 77 item and make the necessary corrections.

    d. Make certain that the data-item is in the File or
       Working-Storage section.  If it is not, remove the
       GLOBAL clause.