COBCH0050 Illegal use of POINTER data item, ADDRESS OF or NULL

You have tried to perform an illegal operation on a data item with USAGE POINTER. Alternatively, you have tried to apply the ADDRESS OF phrase to an item that is not an 01 or 77 level item in the Working-Storage or Linkage Section.

Resolution:

See the related topics for details of the operations you can perform on pointer items.

Parent topic: COBCH0041 - COBCH0060
Related reference
The CALL Statement
The CHAIN Statement
Compilation Groups
Concepts of the COBOL Language
Data Description Entry Skeleton
The EXIT Statement
The GOBACK Statement
The INVOKE Statement
Screen Section Entry Skeleton
The SET Statement
The STOP Statement
The USAGE Clause
The USAGE Clause
The USAGE Clause in the Screen Section
XML Syntax - SELECT Clause