Starting with SAS^® 9.4M5, an %IF macro statement is valid in open code.

In a Windows operating environment, however, your SAS session can stop responding because incorrect syntax is detected. 

Here is an example of incorrect syntax that can cause this issue:

To work around this problem, use the following syntax:

In releases prior to SAS 9.4M5, an %IF macro statement in open code produces only a compiler error.

Click the Hot Fix tab in this note to access the hot fix for this issue.

Operating System and Release Information

A fix for this issue for Base SAS 9.4_M6 is available at:

A fix for this issue for Base SAS 9.4_M5 is available at: