COBCH0624 Belongs to Linkage record not specified in PROCEDURE DIVISION header

A linkage item referenced in your source code does not have addressability.
You must give the item addressability, using one of the following methods:
  • Specify the item in the USING phrase of the PROCEDURE DIVISION:
    Procedure division USING itema.
  • Specify a valid address for the item using the SET statement:
    SET address of itema to address of itemb.
    Note: This option is not available for all dialects.