ECN-4707 Using a BITMAP-HANDLE of 0 leaves the previous bitmap

Incident: 3243319

RPI Number: 1121806

Product: ACUCOBOL-GT

Module: Runtime

Machines Affected: Windows

Known Versions Affected: All

DESCRIPTION:

Changing a BITMAP-HANDLE for a bitmap control to a null value (0) did not correctly erase the existing bitmap, and instead left the previous bitmap showing.

Important: This change affects all previous versions. To apply this change to applications compiled using a previous version, you must recompile with version 10.4.1 or later, for 10.4 semantics or later.