Internal Error: Sub-system: U2B2_CDB, File: /quartus/db/u2b2/u2b2_re_to_tree_id_cache.cpp, Line: 58

Description

Due to a problem in the Quartus® Prime Pro Edition Software version 23.2 and earlier, you might see this internal error message when you implement multiple output enables (OE) within an x4 DQ group. This problem only occurs in designs targetting Agilex™ 7 devices.

Resolution

To work around this problem, use the same Output Enable (OE) within the x4 DQ group.